<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019c2a8a-d069-762a-a297-4693438a1980,g:86a41027-c286-47c4-8d09-f9d66796b7d8-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://www.cimpress.com/role/CoverPage" xlink:type="simple" xlink:href="cmpr-20260331.xsd#CoverPage"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/CoverPage" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationLineItems_019c2a8a-d418-77e4-94fc-a7d2308e15ed" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationTable_019c2a8a-d418-737d-999b-655302ecb645" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dei_DocumentInformationLineItems_019c2a8a-d418-77e4-94fc-a7d2308e15ed" xlink:to="loc_dei_DocumentInformationTable_019c2a8a-d418-737d-999b-655302ecb645" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_019c2a8a-d418-7049-b5af-d5ced08ab959" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019c2a8a-d418-77e4-94fc-a7d2308e15ed" xlink:to="loc_dei_DocumentPeriodEndDate_019c2a8a-d418-7049-b5af-d5ced08ab959" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_019c2a8a-d418-7d69-9679-29456585a660" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCentralIndexKey"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019c2a8a-d418-77e4-94fc-a7d2308e15ed" xlink:to="loc_dei_EntityCentralIndexKey_019c2a8a-d418-7d69-9679-29456585a660" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_019c2a8a-d418-701d-9999-ce362f3a8684" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentFlag"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019c2a8a-d418-77e4-94fc-a7d2308e15ed" xlink:to="loc_dei_AmendmentFlag_019c2a8a-d418-701d-9999-ce362f3a8684" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_019c2a8a-d418-76c2-8703-de91cc6d47a3" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentType"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019c2a8a-d418-77e4-94fc-a7d2308e15ed" xlink:to="loc_dei_DocumentType_019c2a8a-d418-76c2-8703-de91cc6d47a3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalYearFocus_019c2a8a-d418-7af6-84ce-d204ae0b79d7" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalYearFocus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019c2a8a-d418-77e4-94fc-a7d2308e15ed" xlink:to="loc_dei_DocumentFiscalYearFocus_019c2a8a-d418-7af6-84ce-d204ae0b79d7" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalPeriodFocus_019c2a8a-d418-74f4-a8b5-7b60be9b0ea8" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalPeriodFocus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019c2a8a-d418-77e4-94fc-a7d2308e15ed" xlink:to="loc_dei_DocumentFiscalPeriodFocus_019c2a8a-d418-74f4-a8b5-7b60be9b0ea8" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate_019c2a8a-d418-7f1b-ab31-a977fd9933b9" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CurrentFiscalYearEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019c2a8a-d418-77e4-94fc-a7d2308e15ed" xlink:to="loc_dei_CurrentFiscalYearEndDate_019c2a8a-d418-7f1b-ab31-a977fd9933b9" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFinStmtErrorCorrectionFlag_019c2a8a-d418-7553-8fb2-e7a950bf723e" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFinStmtErrorCorrectionFlag"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019c2a8a-d418-77e4-94fc-a7d2308e15ed" xlink:to="loc_dei_DocumentFinStmtErrorCorrectionFlag_019c2a8a-d418-7553-8fb2-e7a950bf723e" xlink:type="arc" order="7"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/ConsolidatedBalanceSheets" xlink:type="simple" xlink:href="cmpr-20260331.xsd#ConsolidatedBalanceSheets"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/ConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_019c2a8a-d418-7c0e-a4dd-bd90bdc192bb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_019c2a8a-d418-7eab-83ab-d58e34ab7d4d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d418-7c0e-a4dd-bd90bdc192bb" xlink:to="loc_us-gaap_StatementTable_019c2a8a-d418-7eab-83ab-d58e34ab7d4d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementScenarioAxis_019c2a8a-d418-79f4-8e26-5001c1496388" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementScenarioAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_019c2a8a-d418-7eab-83ab-d58e34ab7d4d" xlink:to="loc_srt_StatementScenarioAxis_019c2a8a-d418-79f4-8e26-5001c1496388" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_019c2a8a-d418-79f4-8e26-5001c1496388_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementScenarioAxis_019c2a8a-d418-79f4-8e26-5001c1496388" xlink:to="loc_srt_ScenarioUnspecifiedDomain_019c2a8a-d418-79f4-8e26-5001c1496388_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_019c2a8a-d418-7cee-8bb5-3f0aedc6ed6c" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementScenarioAxis_019c2a8a-d418-79f4-8e26-5001c1496388" xlink:to="loc_srt_ScenarioUnspecifiedDomain_019c2a8a-d418-7cee-8bb5-3f0aedc6ed6c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_019c2a8a-d418-7b1e-a4d0-fba090481e22" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d418-7c0e-a4dd-bd90bdc192bb" xlink:to="loc_us-gaap_AssetsAbstract_019c2a8a-d418-7b1e-a4d0-fba090481e22" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrentAbstract_019c2a8a-d418-7b4f-a97f-c8734148b83c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_019c2a8a-d418-7b1e-a4d0-fba090481e22" xlink:to="loc_us-gaap_AssetsCurrentAbstract_019c2a8a-d418-7b4f-a97f-c8734148b83c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019c2a8a-d418-7b96-ac08-28ffa19bd243" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_019c2a8a-d418-7b4f-a97f-c8734148b83c" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019c2a8a-d418-7b96-ac08-28ffa19bd243" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesCurrent_019c2a8a-d418-7779-a212-93a0a61db305" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MarketableSecuritiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_019c2a8a-d418-7b4f-a97f-c8734148b83c" xlink:to="loc_us-gaap_MarketableSecuritiesCurrent_019c2a8a-d418-7779-a212-93a0a61db305" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_019c2a8a-d418-7759-aba1-f6c0caf402bf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_019c2a8a-d418-7b4f-a97f-c8734148b83c" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_019c2a8a-d418-7759-aba1-f6c0caf402bf" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_019c2a8a-d418-739e-b8af-86dbe2005a99" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_019c2a8a-d418-7b4f-a97f-c8734148b83c" xlink:to="loc_us-gaap_InventoryNet_019c2a8a-d418-739e-b8af-86dbe2005a99" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019c2a8a-d418-7be1-8506-afbeb5364222" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_019c2a8a-d418-7b4f-a97f-c8734148b83c" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019c2a8a-d418-7be1-8506-afbeb5364222" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019c2a8a-d418-72e7-8cb0-3b6cd2c753bf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_019c2a8a-d418-7b4f-a97f-c8734148b83c" xlink:to="loc_us-gaap_AssetsCurrent_019c2a8a-d418-72e7-8cb0-3b6cd2c753bf" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_019c2a8a-d418-744d-a0b3-139745b877f6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_019c2a8a-d418-7b1e-a4d0-fba090481e22" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_019c2a8a-d418-744d-a0b3-139745b877f6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_019c2a8a-d418-7310-b7bc-ce5b468e6b30" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_019c2a8a-d418-7b1e-a4d0-fba090481e22" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_019c2a8a-d418-7310-b7bc-ce5b468e6b30" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedComputerSoftwareNet_019c2a8a-d418-7a56-9aa4-0adc4ec29184" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedComputerSoftwareNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_019c2a8a-d418-7b1e-a4d0-fba090481e22" xlink:to="loc_us-gaap_CapitalizedComputerSoftwareNet_019c2a8a-d418-7a56-9aa4-0adc4ec29184" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_019c2a8a-d418-7d5d-a00a-d1797a72ba34" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_019c2a8a-d418-7b1e-a4d0-fba090481e22" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_019c2a8a-d418-7d5d-a00a-d1797a72ba34" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019c2a8a-d418-7455-bb51-7846bd961602" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Goodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_019c2a8a-d418-7b1e-a4d0-fba090481e22" xlink:to="loc_us-gaap_Goodwill_019c2a8a-d418-7455-bb51-7846bd961602" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019c2a8a-d418-7139-b299-5b3d47a9db7e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_019c2a8a-d418-7b1e-a4d0-fba090481e22" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019c2a8a-d418-7139-b299-5b3d47a9db7e" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesNoncurrent_019c2a8a-d418-7f42-9a8b-4cba4bfc91b8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MarketableSecuritiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_019c2a8a-d418-7b1e-a4d0-fba090481e22" xlink:to="loc_us-gaap_MarketableSecuritiesNoncurrent_019c2a8a-d418-7f42-9a8b-4cba4bfc91b8" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_019c2a8a-d418-7c40-abf0-8b2f1fb77e54" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_019c2a8a-d418-7b1e-a4d0-fba090481e22" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_019c2a8a-d418-7c40-abf0-8b2f1fb77e54" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_019c2a8a-d418-75ce-893b-a7d6312e6530" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_019c2a8a-d418-7b1e-a4d0-fba090481e22" xlink:to="loc_us-gaap_Assets_019c2a8a-d418-75ce-893b-a7d6312e6530" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_019c2a8a-d418-72d2-99f2-d105c4c74ecd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d418-7c0e-a4dd-bd90bdc192bb" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_019c2a8a-d418-72d2-99f2-d105c4c74ecd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_019c2a8a-d418-7e02-880f-3aff66bb6d2a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_019c2a8a-d418-72d2-99f2-d105c4c74ecd" xlink:to="loc_us-gaap_LiabilitiesCurrentAbstract_019c2a8a-d418-7e02-880f-3aff66bb6d2a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_019c2a8a-d418-7e07-875d-755ed9fefe3d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_019c2a8a-d418-7e02-880f-3aff66bb6d2a" xlink:to="loc_us-gaap_AccountsPayableCurrent_019c2a8a-d418-7e07-875d-755ed9fefe3d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_019c2a8a-d418-7801-804b-be45dbd092ae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_019c2a8a-d418-7e02-880f-3aff66bb6d2a" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_019c2a8a-d418-7801-804b-be45dbd092ae" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredRevenueCurrent_019c2a8a-d418-78e6-929a-06aa89a5bdf3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredRevenueCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_019c2a8a-d418-7e02-880f-3aff66bb6d2a" xlink:to="loc_us-gaap_DeferredRevenueCurrent_019c2a8a-d418-78e6-929a-06aa89a5bdf3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermBorrowings_019c2a8a-d418-74e1-b1f7-f2ea573a023e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermBorrowings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_019c2a8a-d418-7e02-880f-3aff66bb6d2a" xlink:to="loc_us-gaap_ShortTermBorrowings_019c2a8a-d418-74e1-b1f7-f2ea573a023e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_019c2a8a-d418-7f4e-91e8-f320759ac7b4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_019c2a8a-d418-7e02-880f-3aff66bb6d2a" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_019c2a8a-d418-7f4e-91e8-f320759ac7b4" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_019c2a8a-d418-7f5f-a3eb-09a04bf081b9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_019c2a8a-d418-7e02-880f-3aff66bb6d2a" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_019c2a8a-d418-7f5f-a3eb-09a04bf081b9" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019c2a8a-d418-7a0a-ad62-8c357cae3c79" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_019c2a8a-d418-7e02-880f-3aff66bb6d2a" xlink:to="loc_us-gaap_LiabilitiesCurrent_019c2a8a-d418-7a0a-ad62-8c357cae3c79" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_019c2a8a-d418-7564-9b2e-9a430ff5c098" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_019c2a8a-d418-72d2-99f2-d105c4c74ecd" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_019c2a8a-d418-7564-9b2e-9a430ff5c098" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_019c2a8a-d418-7e02-8a78-c925b8d988b3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_019c2a8a-d418-72d2-99f2-d105c4c74ecd" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_019c2a8a-d418-7e02-8a78-c925b8d988b3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019c2a8a-d418-7b88-acea-fa98a5eb1ff3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_019c2a8a-d418-72d2-99f2-d105c4c74ecd" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019c2a8a-d418-7b88-acea-fa98a5eb1ff3" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_019c2a8a-d418-78cd-8c0e-169ab88b4b5c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_019c2a8a-d418-72d2-99f2-d105c4c74ecd" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_019c2a8a-d418-78cd-8c0e-169ab88b4b5c" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019c2a8a-d418-7ead-9046-c49db541cda4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_019c2a8a-d418-72d2-99f2-d105c4c74ecd" xlink:to="loc_us-gaap_Liabilities_019c2a8a-d418-7ead-9046-c49db541cda4" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityAbstract_019c2a8a-d418-77e7-9fb9-aed875e2b18a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TemporaryEquityAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_019c2a8a-d418-72d2-99f2-d105c4c74ecd" xlink:to="loc_us-gaap_TemporaryEquityAbstract_019c2a8a-d418-77e7-9fb9-aed875e2b18a" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_019c2a8a-d418-7af4-9fd4-cad16f04227e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TemporaryEquityAbstract_019c2a8a-d418-77e7-9fb9-aed875e2b18a" xlink:to="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_019c2a8a-d418-7af4-9fd4-cad16f04227e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_019c2a8a-d418-78f8-b90d-458fae0e9a65" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TemporaryEquityAbstract_019c2a8a-d418-77e7-9fb9-aed875e2b18a" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_019c2a8a-d418-78f8-b90d-458fae0e9a65" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_019c2a8a-d418-72c8-84f9-057e83c5d3e3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TemporaryEquityAbstract_019c2a8a-d418-77e7-9fb9-aed875e2b18a" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_019c2a8a-d418-72c8-84f9-057e83c5d3e3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_019c2a8a-d418-7e44-a581-bb4bd9a121bb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TemporaryEquityAbstract_019c2a8a-d418-77e7-9fb9-aed875e2b18a" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_019c2a8a-d418-7e44-a581-bb4bd9a121bb" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_019c2a8a-d419-77c9-88f7-0926936f2d49" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TemporaryEquityAbstract_019c2a8a-d418-77e7-9fb9-aed875e2b18a" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_019c2a8a-d419-77c9-88f7-0926936f2d49" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityAbstract_019c2a8a-d419-7555-989b-2ade29409d6d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_019c2a8a-d418-72d2-99f2-d105c4c74ecd" xlink:to="loc_us-gaap_StockholdersEquityAbstract_019c2a8a-d419-7555-989b-2ade29409d6d" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_019c2a8a-d419-7018-a579-bab257eb3a27" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_019c2a8a-d419-7555-989b-2ade29409d6d" xlink:to="loc_us-gaap_PreferredStockValue_019c2a8a-d419-7018-a579-bab257eb3a27" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesIssued_019c2a8a-d419-70aa-9cc1-30aa77bea470" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_019c2a8a-d419-7555-989b-2ade29409d6d" xlink:to="loc_us-gaap_CommonStockSharesIssued_019c2a8a-d419-70aa-9cc1-30aa77bea470" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesIssued_019c2a8a-d419-7e2d-944f-18b1b9827abf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesIssued"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_019c2a8a-d419-7fad-9977-14cd8a7b1090" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_019c2a8a-d419-7555-989b-2ade29409d6d" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_019c2a8a-d419-7fad-9977-14cd8a7b1090" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_019c2a8a-d419-7a70-8c50-5ce02baeac36" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_019c2a8a-d419-7555-989b-2ade29409d6d" xlink:to="loc_us-gaap_CommonStockValue_019c2a8a-d419-7a70-8c50-5ce02baeac36" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockOtherValueOutstanding_019c2a8a-d419-7b4b-afcf-072ab4f5782c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockOtherValueOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_019c2a8a-d419-7555-989b-2ade29409d6d" xlink:to="loc_us-gaap_CommonStockOtherValueOutstanding_019c2a8a-d419-7b4b-afcf-072ab4f5782c" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonShares_019c2a8a-d419-7937-93ca-4c7ffed1d861" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockCommonShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_019c2a8a-d419-7555-989b-2ade29409d6d" xlink:to="loc_us-gaap_TreasuryStockCommonShares_019c2a8a-d419-7937-93ca-4c7ffed1d861" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValue_019c2a8a-d419-798e-9109-7229d4474a54" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_019c2a8a-d419-7555-989b-2ade29409d6d" xlink:to="loc_us-gaap_TreasuryStockValue_019c2a8a-d419-798e-9109-7229d4474a54" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_019c2a8a-d419-78c3-83c5-10cbba5175d0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_019c2a8a-d419-7555-989b-2ade29409d6d" xlink:to="loc_us-gaap_AdditionalPaidInCapital_019c2a8a-d419-78c3-83c5-10cbba5175d0" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019c2a8a-d419-7d01-90bc-dfa26decf876" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_019c2a8a-d419-7555-989b-2ade29409d6d" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019c2a8a-d419-7d01-90bc-dfa26decf876" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019c2a8a-d419-7594-a88e-6569e5450f99" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_019c2a8a-d419-7555-989b-2ade29409d6d" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019c2a8a-d419-7594-a88e-6569e5450f99" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019c2a8a-d419-748e-aaad-0e7fd05ee7c1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_019c2a8a-d418-72d2-99f2-d105c4c74ecd" xlink:to="loc_us-gaap_StockholdersEquity_019c2a8a-d419-748e-aaad-0e7fd05ee7c1" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterest_019c2a8a-d419-7983-bdad-aece101ac173" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_019c2a8a-d418-72d2-99f2-d105c4c74ecd" xlink:to="loc_us-gaap_MinorityInterest_019c2a8a-d419-7983-bdad-aece101ac173" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_019c2a8a-d419-7ccb-a3ad-f4f4791ee025" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_019c2a8a-d418-72d2-99f2-d105c4c74ecd" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_019c2a8a-d419-7ccb-a3ad-f4f4791ee025" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_019c2a8a-d419-7011-9ab7-e26822dc85a4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_019c2a8a-d418-72d2-99f2-d105c4c74ecd" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_019c2a8a-d419-7011-9ab7-e26822dc85a4" xlink:type="arc" order="12"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:type="simple" xlink:href="cmpr-20260331.xsd#ConsolidatedBalanceSheetsParenthetical"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_019c2a8a-d419-7913-9142-20fc6a6a2fe0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_019c2a8a-d419-7106-aa2d-3c1094291285" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-7913-9142-20fc6a6a2fe0" xlink:to="loc_us-gaap_StatementTable_019c2a8a-d419-7106-aa2d-3c1094291285" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementScenarioAxis_019c2a8a-d419-7593-9eca-9d7b81918382" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementScenarioAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_019c2a8a-d419-7106-aa2d-3c1094291285" xlink:to="loc_srt_StatementScenarioAxis_019c2a8a-d419-7593-9eca-9d7b81918382" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_019c2a8a-d419-7593-9eca-9d7b81918382_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementScenarioAxis_019c2a8a-d419-7593-9eca-9d7b81918382" xlink:to="loc_srt_ScenarioUnspecifiedDomain_019c2a8a-d419-7593-9eca-9d7b81918382_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_019c2a8a-d419-7d20-9583-01debfbb6151" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementScenarioAxis_019c2a8a-d419-7593-9eca-9d7b81918382" xlink:to="loc_srt_ScenarioUnspecifiedDomain_019c2a8a-d419-7d20-9583-01debfbb6151" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019c2a8a-d419-7ee8-bfb9-916581da02ef" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_019c2a8a-d419-7106-aa2d-3c1094291285" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019c2a8a-d419-7ee8-bfb9-916581da02ef" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019c2a8a-d419-7ee8-bfb9-916581da02ef_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019c2a8a-d419-7ee8-bfb9-916581da02ef" xlink:to="loc_us-gaap_ClassOfStockDomain_019c2a8a-d419-7ee8-bfb9-916581da02ef_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019c2a8a-d419-739a-83ff-cba6def57ae8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019c2a8a-d419-7ee8-bfb9-916581da02ef" xlink:to="loc_us-gaap_ClassOfStockDomain_019c2a8a-d419-739a-83ff-cba6def57ae8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrentAbstract_019c2a8a-d419-7090-8e3d-d1ca89d0c1ac" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-7913-9142-20fc6a6a2fe0" xlink:to="loc_us-gaap_AssetsCurrentAbstract_019c2a8a-d419-7090-8e3d-d1ca89d0c1ac" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_019c2a8a-d419-78d9-a37d-892812ebaea7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_019c2a8a-d419-7090-8e3d-d1ca89d0c1ac" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_019c2a8a-d419-78d9-a37d-892812ebaea7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_019c2a8a-d419-72b0-afbb-be294ee4986a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_019c2a8a-d419-78d9-a37d-892812ebaea7" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_019c2a8a-d419-72b0-afbb-be294ee4986a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityNumberOfSharesParValueAndOtherDisclosuresAbstract_019c2a8a-d419-7438-9f05-ea6148ed7e1f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityNumberOfSharesParValueAndOtherDisclosuresAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-7913-9142-20fc6a6a2fe0" xlink:to="loc_us-gaap_StockholdersEquityNumberOfSharesParValueAndOtherDisclosuresAbstract_019c2a8a-d419-7438-9f05-ea6148ed7e1f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_019c2a8a-d419-7380-b3cc-0b3b37024f5a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityNumberOfSharesParValueAndOtherDisclosuresAbstract_019c2a8a-d419-7438-9f05-ea6148ed7e1f" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_019c2a8a-d419-7380-b3cc-0b3b37024f5a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_019c2a8a-d419-7ff4-a355-de2db9c795fa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityNumberOfSharesParValueAndOtherDisclosuresAbstract_019c2a8a-d419-7438-9f05-ea6148ed7e1f" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_019c2a8a-d419-7ff4-a355-de2db9c795fa" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesIssued_019c2a8a-d419-7bfc-8ebd-776205001643" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityNumberOfSharesParValueAndOtherDisclosuresAbstract_019c2a8a-d419-7438-9f05-ea6148ed7e1f" xlink:to="loc_us-gaap_PreferredStockSharesIssued_019c2a8a-d419-7bfc-8ebd-776205001643" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesOutstanding_019c2a8a-d419-7f15-9c9b-a1a5f41bb6ba" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityNumberOfSharesParValueAndOtherDisclosuresAbstract_019c2a8a-d419-7438-9f05-ea6148ed7e1f" xlink:to="loc_us-gaap_PreferredStockSharesOutstanding_019c2a8a-d419-7f15-9c9b-a1a5f41bb6ba" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_019c2a8a-d419-733f-ab3a-12fbf55dc5cb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityNumberOfSharesParValueAndOtherDisclosuresAbstract_019c2a8a-d419-7438-9f05-ea6148ed7e1f" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_019c2a8a-d419-733f-ab3a-12fbf55dc5cb" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_019c2a8a-d419-7b72-b86c-5e20dabec17c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityNumberOfSharesParValueAndOtherDisclosuresAbstract_019c2a8a-d419-7438-9f05-ea6148ed7e1f" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_019c2a8a-d419-7b72-b86c-5e20dabec17c" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesIssued_019c2a8a-d419-7c27-a945-84eb6d07cb35" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityNumberOfSharesParValueAndOtherDisclosuresAbstract_019c2a8a-d419-7438-9f05-ea6148ed7e1f" xlink:to="loc_us-gaap_CommonStockSharesIssued_019c2a8a-d419-7c27-a945-84eb6d07cb35" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_019c2a8a-d419-7f9c-932e-ad1b65162a3d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityNumberOfSharesParValueAndOtherDisclosuresAbstract_019c2a8a-d419-7438-9f05-ea6148ed7e1f" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_019c2a8a-d419-7f9c-932e-ad1b65162a3d" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonShares_019c2a8a-d419-7e52-9c9f-76c8f6c5ecc9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockCommonShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityNumberOfSharesParValueAndOtherDisclosuresAbstract_019c2a8a-d419-7438-9f05-ea6148ed7e1f" xlink:to="loc_us-gaap_TreasuryStockCommonShares_019c2a8a-d419-7e52-9c9f-76c8f6c5ecc9" xlink:type="arc" order="9"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/ConsolidatedStatementsofOperations" xlink:type="simple" xlink:href="cmpr-20260331.xsd#ConsolidatedStatementsofOperations"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/ConsolidatedStatementsofOperations" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_019c2a8a-d419-7c4d-a519-cd6fb50045b0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_StatementTable_019c2a8a-d419-7c4d-a519-cd6fb50045b0" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementScenarioAxis_019c2a8a-d419-7d1b-9bb9-33b611ab1dea" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementScenarioAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_019c2a8a-d419-7c4d-a519-cd6fb50045b0" xlink:to="loc_srt_StatementScenarioAxis_019c2a8a-d419-7d1b-9bb9-33b611ab1dea" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_019c2a8a-d419-7d1b-9bb9-33b611ab1dea_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementScenarioAxis_019c2a8a-d419-7d1b-9bb9-33b611ab1dea" xlink:to="loc_srt_ScenarioUnspecifiedDomain_019c2a8a-d419-7d1b-9bb9-33b611ab1dea_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_019c2a8a-d419-7dd3-a0a5-d7c1266c2aa1" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementScenarioAxis_019c2a8a-d419-7d1b-9bb9-33b611ab1dea" xlink:to="loc_srt_ScenarioUnspecifiedDomain_019c2a8a-d419-7dd3-a0a5-d7c1266c2aa1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NatureOfExpenseAxis_019c2a8a-d419-7318-8c10-ec02b9769ff0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NatureOfExpenseAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_019c2a8a-d419-7c4d-a519-cd6fb50045b0" xlink:to="loc_us-gaap_NatureOfExpenseAxis_019c2a8a-d419-7318-8c10-ec02b9769ff0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterimPeriodCostsNotAllocableDomain_019c2a8a-d419-7318-8c10-ec02b9769ff0_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterimPeriodCostsNotAllocableDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_NatureOfExpenseAxis_019c2a8a-d419-7318-8c10-ec02b9769ff0" xlink:to="loc_us-gaap_InterimPeriodCostsNotAllocableDomain_019c2a8a-d419-7318-8c10-ec02b9769ff0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterimPeriodCostsNotAllocableDomain_019c2a8a-d419-770f-8dac-2875e05cc23a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterimPeriodCostsNotAllocableDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_NatureOfExpenseAxis_019c2a8a-d419-7318-8c10-ec02b9769ff0" xlink:to="loc_us-gaap_InterimPeriodCostsNotAllocableDomain_019c2a8a-d419-770f-8dac-2875e05cc23a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockCompensationPlanMember_019c2a8a-d419-7b80-92fe-fb799e3f4fa1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockCompensationPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InterimPeriodCostsNotAllocableDomain_019c2a8a-d419-770f-8dac-2875e05cc23a" xlink:to="loc_us-gaap_StockCompensationPlanMember_019c2a8a-d419-7b80-92fe-fb799e3f4fa1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_019c2a8a-d419-7c08-a1f6-c71ba6f00c5c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_Revenues_019c2a8a-d419-7c08-a1f6-c71ba6f00c5c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_019c2a8a-d419-7c65-97cc-2cfb95a8d460" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_019c2a8a-d419-7c65-97cc-2cfb95a8d460" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_TechnologyAndDevelopmentExpense_019c2a8a-d419-791b-95ec-76c74a69253a" xlink:href="cmpr-20260331.xsd#cmpr_TechnologyAndDevelopmentExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_cmpr_TechnologyAndDevelopmentExpense_019c2a8a-d419-791b-95ec-76c74a69253a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingAndMarketingExpense_019c2a8a-d419-7a12-a741-0251b8cef5bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingAndMarketingExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_SellingAndMarketingExpense_019c2a8a-d419-7a12-a741-0251b8cef5bc" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_019c2a8a-d419-799f-8ee4-a67fd7c37ece" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GeneralAndAdministrativeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpense_019c2a8a-d419-799f-8ee4-a67fd7c37ece" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_019c2a8a-d419-7ebf-b408-308ada376e5f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AmortizationOfIntangibleAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_019c2a8a-d419-7ebf-b408-308ada376e5f" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserveAccrualAdjustment1_019c2a8a-d419-799b-bebc-38822bc6941f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringReserveAccrualAdjustment1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_RestructuringReserveAccrualAdjustment1_019c2a8a-d419-799b-bebc-38822bc6941f" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCharges_019c2a8a-d419-7b99-8273-7858b1c65702" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_RestructuringCharges_019c2a8a-d419-7b99-8273-7858b1c65702" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCharges_019c2a8a-d419-716e-916d-781435e2d71e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringCharges"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillImpairmentLoss_019c2a8a-d419-7337-aec3-172476c38d9e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GoodwillImpairmentLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_GoodwillImpairmentLoss_019c2a8a-d419-7337-aec3-172476c38d9e" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019c2a8a-d419-750d-b619-5ddffbcc5147" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_OperatingIncomeLoss_019c2a8a-d419-750d-b619-5ddffbcc5147" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_019c2a8a-d419-7ba8-ba1a-5d994e14805a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_019c2a8a-d419-7ba8-ba1a-5d994e14805a" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseNet_019c2a8a-d419-7d30-bcd4-bc46c7f1348a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestIncomeExpenseNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_InterestIncomeExpenseNet_019c2a8a-d419-7d30-bcd4-bc46c7f1348a" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019c2a8a-d419-7afa-9d66-a7fef5549577" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019c2a8a-d419-7afa-9d66-a7fef5549577" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019c2a8a-d419-76f1-8af3-8b4474702f81" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019c2a8a-d419-76f1-8af3-8b4474702f81" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019c2a8a-d419-7ca4-96dd-38af00072fa5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_019c2a8a-d419-7ca4-96dd-38af00072fa5" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019c2a8a-d419-7345-a7d5-bdaadb9dad1d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_ProfitLoss_019c2a8a-d419-7345-a7d5-bdaadb9dad1d" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_019c2a8a-d419-7fbd-be2b-7b81060da3cd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_019c2a8a-d419-7fbd-be2b-7b81060da3cd" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019c2a8a-d419-709e-bc61-ac26bab72db2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_NetIncomeLoss_019c2a8a-d419-709e-bc61-ac26bab72db2" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_019c2a8a-d419-786b-b6df-fd131060ce0a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_EarningsPerShareBasic_019c2a8a-d419-786b-b6df-fd131060ce0a" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_019c2a8a-d419-70c6-80f6-0f739d6f05f9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_EarningsPerShareDiluted_019c2a8a-d419-70c6-80f6-0f739d6f05f9" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019c2a8a-d419-794a-8978-ca66d99f5671" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019c2a8a-d419-794a-8978-ca66d99f5671" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019c2a8a-d419-7170-833c-bd48458cc1d6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019c2a8a-d419-7170-833c-bd48458cc1d6" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CondensedFinancialStatementsCaptionsLineItems_019c2a8a-d419-7cae-b207-6647b207964b" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CondensedFinancialStatementsCaptionsLineItems"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-75bc-90ff-42b2a3418292" xlink:to="loc_srt_CondensedFinancialStatementsCaptionsLineItems_019c2a8a-d419-7cae-b207-6647b207964b" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_019c2a8a-d419-7f3c-9616-4675d4991ff3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_TechnologyAndDevelopmentExpense_019c2a8a-d419-7f0d-9245-86be45c86d65" xlink:href="cmpr-20260331.xsd#cmpr_TechnologyAndDevelopmentExpense"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingAndMarketingExpense_019c2a8a-d419-783c-9ef8-f82e6593bbc3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingAndMarketingExpense"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_019c2a8a-d419-75f3-9e4f-2edb76be4248" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GeneralAndAdministrativeExpense"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/ConsolidatedStatementofComprehensiveLossIncome" xlink:type="simple" xlink:href="cmpr-20260331.xsd#ConsolidatedStatementofComprehensiveLossIncome"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/ConsolidatedStatementofComprehensiveLossIncome" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_019c2a8a-d419-7b2e-aa5e-c6c53cc51bac" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_019c2a8a-d419-7846-bf95-fea5a19078ea" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-7b2e-aa5e-c6c53cc51bac" xlink:to="loc_us-gaap_StatementTable_019c2a8a-d419-7846-bf95-fea5a19078ea" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementScenarioAxis_019c2a8a-d419-78ca-ac5c-7f039972b3ed" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementScenarioAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_019c2a8a-d419-7846-bf95-fea5a19078ea" xlink:to="loc_srt_StatementScenarioAxis_019c2a8a-d419-78ca-ac5c-7f039972b3ed" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_019c2a8a-d419-78ca-ac5c-7f039972b3ed_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementScenarioAxis_019c2a8a-d419-78ca-ac5c-7f039972b3ed" xlink:to="loc_srt_ScenarioUnspecifiedDomain_019c2a8a-d419-78ca-ac5c-7f039972b3ed_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_019c2a8a-d419-7c93-9273-1a0c73aecf89" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementScenarioAxis_019c2a8a-d419-78ca-ac5c-7f039972b3ed" xlink:to="loc_srt_ScenarioUnspecifiedDomain_019c2a8a-d419-7c93-9273-1a0c73aecf89" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_019c2a8a-d419-7b15-bf59-f219c4210dd5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d419-7b2e-aa5e-c6c53cc51bac" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_019c2a8a-d419-7b15-bf59-f219c4210dd5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019c2a8a-d419-7d25-8f36-68bdee251727" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_019c2a8a-d419-7b15-bf59-f219c4210dd5" xlink:to="loc_us-gaap_ProfitLoss_019c2a8a-d419-7d25-8f36-68bdee251727" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_019c2a8a-d419-72a3-a576-55d2aae3acc7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_019c2a8a-d419-7b15-bf59-f219c4210dd5" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_019c2a8a-d419-72a3-a576-55d2aae3acc7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_019c2a8a-d419-75ee-a788-0e1e44efbd71" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_019c2a8a-d419-7b15-bf59-f219c4210dd5" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_019c2a8a-d419-75ee-a788-0e1e44efbd71" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_OtherComprehensiveIncomeReclassificationOfUnrealizedGainsLossesToNetIncome_019c2a8a-d419-7270-88cb-2f47a2953a54" xlink:href="cmpr-20260331.xsd#cmpr_OtherComprehensiveIncomeReclassificationOfUnrealizedGainsLossesToNetIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_019c2a8a-d419-7b15-bf59-f219c4210dd5" xlink:to="loc_cmpr_OtherComprehensiveIncomeReclassificationOfUnrealizedGainsLossesToNetIncome_019c2a8a-d419-7270-88cb-2f47a2953a54" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax_019c2a8a-d419-7728-9b4a-cb0510f2c266" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_019c2a8a-d419-7b15-bf59-f219c4210dd5" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax_019c2a8a-d419-7728-9b4a-cb0510f2c266" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_019c2a8a-d419-7baa-a681-79f2dd03eeb4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_019c2a8a-d419-7b15-bf59-f219c4210dd5" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_019c2a8a-d419-7baa-a681-79f2dd03eeb4" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_019c2a8a-d419-7f25-b172-cd53c6d8c051" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_019c2a8a-d419-7b15-bf59-f219c4210dd5" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_019c2a8a-d419-7f25-b172-cd53c6d8c051" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_019c2a8a-d419-7f2d-930e-a57cabd6fc85" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_019c2a8a-d419-7b15-bf59-f219c4210dd5" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTax_019c2a8a-d419-7f2d-930e-a57cabd6fc85" xlink:type="arc" order="8"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/ConsolidatedStatementofShareholdersDeficitStatement" xlink:type="simple" xlink:href="cmpr-20260331.xsd#ConsolidatedStatementofShareholdersDeficitStatement"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/ConsolidatedStatementofShareholdersDeficitStatement" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_019c2a8a-d419-795a-a950-d2475293fdd1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_StatementTable_019c2a8a-d419-795a-a950-d2475293fdd1" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d419-7525-8290-4aa9a9510e38" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_019c2a8a-d419-795a-a950-d2475293fdd1" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d419-7525-8290-4aa9a9510e38" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d419-7525-8290-4aa9a9510e38_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d419-7525-8290-4aa9a9510e38" xlink:to="loc_us-gaap_EquityComponentDomain_019c2a8a-d419-7525-8290-4aa9a9510e38_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d419-7ebb-95e6-c5237a11d2e9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d419-7525-8290-4aa9a9510e38" xlink:to="loc_us-gaap_EquityComponentDomain_019c2a8a-d419-7ebb-95e6-c5237a11d2e9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_019c2a8a-d419-7749-96e8-8b87775fffae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019c2a8a-d419-7ebb-95e6-c5237a11d2e9" xlink:to="loc_us-gaap_CommonStockMember_019c2a8a-d419-7749-96e8-8b87775fffae" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_DeferredordinarysharesMember_019c2a8a-d419-7214-b674-5c5df0401ec0" xlink:href="cmpr-20260331.xsd#cmpr_DeferredordinarysharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019c2a8a-d419-7ebb-95e6-c5237a11d2e9" xlink:to="loc_cmpr_DeferredordinarysharesMember_019c2a8a-d419-7214-b674-5c5df0401ec0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonMember_019c2a8a-d419-79c7-9a3a-a95d92e36bb1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockCommonMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019c2a8a-d419-7ebb-95e6-c5237a11d2e9" xlink:to="loc_us-gaap_TreasuryStockCommonMember_019c2a8a-d419-79c7-9a3a-a95d92e36bb1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_019c2a8a-d419-7516-9225-d0fbd3f93b25" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019c2a8a-d419-7ebb-95e6-c5237a11d2e9" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_019c2a8a-d419-7516-9225-d0fbd3f93b25" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_019c2a8a-d419-7d7c-9b6e-cee204311ba2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019c2a8a-d419-7ebb-95e6-c5237a11d2e9" xlink:to="loc_us-gaap_RetainedEarningsMember_019c2a8a-d419-7d7c-9b6e-cee204311ba2" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_019c2a8a-d419-7500-8b8a-7a391ad71293" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019c2a8a-d419-7ebb-95e6-c5237a11d2e9" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_019c2a8a-d419-7500-8b8a-7a391ad71293" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_019c2a8a-d419-7b60-8039-305982ad1e3b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonMember_019c2a8a-d419-781a-aa64-dcd9b716da40" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockCommonMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d419-7879-bea7-00bbce84831a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_019c2a8a-d419-795a-a950-d2475293fdd1" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d419-7879-bea7-00bbce84831a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d419-7879-bea7-00bbce84831a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d419-7879-bea7-00bbce84831a" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d419-7879-bea7-00bbce84831a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d419-7faa-88ab-fb9aa6c8f83c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d419-7879-bea7-00bbce84831a" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d419-7faa-88ab-fb9aa6c8f83c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7f9e-aed3-9982ea1f5686" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d419-7faa-88ab-fb9aa6c8f83c" xlink:to="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7f9e-aed3-9982ea1f5686" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_MarketableSecuritiesCurrentMember_019c2a8a-d4f9-7c36-9ec2-e449dc73a44c" xlink:href="cmpr-20260331.xsd#cmpr_MarketableSecuritiesCurrentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d419-7faa-88ab-fb9aa6c8f83c" xlink:to="loc_cmpr_MarketableSecuritiesCurrentMember_019c2a8a-d4f9-7c36-9ec2-e449dc73a44c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_MarketableSecuritiesNoncurrentMember_019c2a8a-d4f9-791a-a3b1-b6723efcdbbe" xlink:href="cmpr-20260331.xsd#cmpr_MarketableSecuritiesNoncurrentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d419-7faa-88ab-fb9aa6c8f83c" xlink:to="loc_cmpr_MarketableSecuritiesNoncurrentMember_019c2a8a-d4f9-791a-a3b1-b6723efcdbbe" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-70be-bb4a-6fd5c9e7953e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_019c2a8a-d419-795a-a950-d2475293fdd1" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-70be-bb4a-6fd5c9e7953e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-70be-bb4a-6fd5c9e7953e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-70be-bb4a-6fd5c9e7953e" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-70be-bb4a-6fd5c9e7953e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7497-af50-66168d1fefa0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-70be-bb4a-6fd5c9e7953e" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7497-af50-66168d1fefa0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_019c2a8a-d4f9-7fad-992b-49cd93dae8e2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestRateSwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7497-af50-66168d1fefa0" xlink:to="loc_us-gaap_InterestRateSwapMember_019c2a8a-d4f9-7fad-992b-49cd93dae8e2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeForwardMember_019c2a8a-d4f9-7f73-9bc8-c592ecd7c0b2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignExchangeForwardMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7497-af50-66168d1fefa0" xlink:to="loc_us-gaap_ForeignExchangeForwardMember_019c2a8a-d4f9-7f73-9bc8-c592ecd7c0b2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeOptionMember_019c2a8a-d4f9-7928-8cb7-0b13308cd45d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignExchangeOptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7497-af50-66168d1fefa0" xlink:to="loc_us-gaap_ForeignExchangeOptionMember_019c2a8a-d4f9-7928-8cb7-0b13308cd45d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CrossCurrencyInterestRateContractMember_019c2a8a-d4f9-7741-9bd8-1b1e7b0f6f4d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CrossCurrencyInterestRateContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7497-af50-66168d1fefa0" xlink:to="loc_us-gaap_CrossCurrencyInterestRateContractMember_019c2a8a-d4f9-7741-9bd8-1b1e7b0f6f4d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019c2a8a-d4f9-738c-af5b-dd1a1e21ce7f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_019c2a8a-d419-795a-a950-d2475293fdd1" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019c2a8a-d4f9-738c-af5b-dd1a1e21ce7f" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019c2a8a-d4f9-738c-af5b-dd1a1e21ce7f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019c2a8a-d4f9-738c-af5b-dd1a1e21ce7f" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019c2a8a-d4f9-738c-af5b-dd1a1e21ce7f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019c2a8a-d4f9-707f-9d79-f46762b56ce7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019c2a8a-d4f9-738c-af5b-dd1a1e21ce7f" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019c2a8a-d4f9-707f-9d79-f46762b56ce7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_019c2a8a-d4f9-7ac1-a786-72b5c08f210c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019c2a8a-d4f9-707f-9d79-f46762b56ce7" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_019c2a8a-d4f9-7ac1-a786-72b5c08f210c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_019c2a8a-d4f9-7222-9a2e-523e9493c2e3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_019c2a8a-d419-795a-a950-d2475293fdd1" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_019c2a8a-d4f9-7222-9a2e-523e9493c2e3" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_019c2a8a-d4f9-7222-9a2e-523e9493c2e3_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_019c2a8a-d4f9-7222-9a2e-523e9493c2e3" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_019c2a8a-d4f9-7222-9a2e-523e9493c2e3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_019c2a8a-d4f9-7b55-9312-9578f88cb25b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_019c2a8a-d4f9-7222-9a2e-523e9493c2e3" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_019c2a8a-d4f9-7b55-9312-9578f88cb25b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_019c2a8a-d4f9-773e-8502-1dc15a80c363" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_019c2a8a-d4f9-7b55-9312-9578f88cb25b" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_019c2a8a-d4f9-773e-8502-1dc15a80c363" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesIssued_019c2a8a-d4f9-7bc7-9f4b-de6e1b4bbe8e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_SharesIssued_019c2a8a-d4f9-7bc7-9f4b-de6e1b4bbe8e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019c2a8a-d4f9-7755-acfa-e7320dbe6bb5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_StockholdersEquity_019c2a8a-d4f9-7755-acfa-e7320dbe6bb5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares_019c2a8a-d4f9-7346-be60-087103583d2b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares_019c2a8a-d4f9-7346-be60-087103583d2b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_019c2a8a-d4f9-7b85-9db6-8f1e56d56e00" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_019c2a8a-d4f9-7b85-9db6-8f1e56d56e00" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_019c2a8a-d4f9-7dac-8376-dbebf7e7baae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_019c2a8a-d4f9-7dac-8376-dbebf7e7baae" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_019c2a8a-d4f9-7eda-89d3-8f457ac8bda5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_019c2a8a-d4f9-7eda-89d3-8f457ac8bda5" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockSharesIssuedNetOfSharesForTaxWithholdings_019c2a8a-d4f9-7224-b72f-1d240970f3c5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedStockSharesIssuedNetOfSharesForTaxWithholdings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_RestrictedStockSharesIssuedNetOfSharesForTaxWithholdings_019c2a8a-d4f9-7224-b72f-1d240970f3c5" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1_019c2a8a-d4f9-7095-8ba7-2bb0465478f9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1_019c2a8a-d4f9-7095-8ba7-2bb0465478f9" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_019c2a8a-d4f9-7454-832f-441757035382" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_019c2a8a-d4f9-7454-832f-441757035382" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_019c2a8a-d4f9-7e90-9f14-986671abe33d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_019c2a8a-d4f9-7e90-9f14-986671abe33d" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019c2a8a-d4f9-78eb-98d9-121b96f2175c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_NetIncomeLoss_019c2a8a-d4f9-78eb-98d9-121b96f2175c" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityAccretionToRedemptionValue_019c2a8a-d4f9-77ef-9f4b-6576096f8b03" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TemporaryEquityAccretionToRedemptionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_TemporaryEquityAccretionToRedemptionValue_019c2a8a-d4f9-77ef-9f4b-6576096f8b03" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax_019c2a8a-d4f9-74ca-8623-3b9b6480a642" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax_019c2a8a-d4f9-74ca-8623-3b9b6480a642" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_019c2a8a-d4f9-7e7d-b446-7b973eec8858" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterestDecreaseFromRedemptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_019c2a8a-d4f9-7e7d-b446-7b973eec8858" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_019c2a8a-d4f9-7565-80ca-0473172289e2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_019c2a8a-d4f9-7565-80ca-0473172289e2" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_019c2a8a-d4f9-727f-8ce5-86e081c4edaa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_019c2a8a-d4f9-727f-8ce5-86e081c4edaa" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_019c2a8a-d4f9-7681-a8d1-26d0bab7603a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_019c2a8a-d4f9-7681-a8d1-26d0bab7603a" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_019c2a8a-d4f9-743e-969a-d648b6fd69b9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_019c2a8a-d4f9-743e-969a-d648b6fd69b9" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesIssued_019c2a8a-d4f9-7bec-92bf-b7e4dfbb9233" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesIssued"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonShares_019c2a8a-d4f9-7b47-8307-aecba22020c3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockCommonShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_019c2a8a-d4f9-7a37-830f-ad5cc1e48eb3" xlink:to="loc_us-gaap_TreasuryStockCommonShares_019c2a8a-d4f9-7b47-8307-aecba22020c3" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019c2a8a-d4f9-7305-b386-86572d016352" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_019c2a8a-d4f9-7964-8f94-959f6efbb685" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_019c2a8a-d4f9-7964-8f94-959f6efbb685" xlink:type="arc" order="2" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d4f9-77b2-b5b3-92c516cafb07" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_019c2a8a-d4f9-7964-8f94-959f6efbb685" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d4f9-77b2-b5b3-92c516cafb07" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-77b2-b5b3-92c516cafb07_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7fee-8a67-911bdc508345" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_019c2a8a-d4f9-7afc-a580-de19eab01fc9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_019c2a8a-d4f9-7e61-af09-e68c2bd95782" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_019c2a8a-d4f9-7b1a-b2a5-9d2dc4a558ba" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_019c2a8a-d4f9-7227-9dd4-cd03b62c1e78" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonMember_019c2a8a-d4f9-7f09-8626-a5bee8cc25b4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockCommonMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_019c2a8a-d4f9-7f26-8ba5-56a80debe3b0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:to="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_019c2a8a-d4f9-7f26-8ba5-56a80debe3b0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares_019c2a8a-d4f9-7a84-a819-98040e68016b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares_019c2a8a-d4f9-7a84-a819-98040e68016b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_019c2a8a-d4f9-731d-84ee-df46df6bb67f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_019c2a8a-d4f9-731d-84ee-df46df6bb67f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_019c2a8a-d4f9-73d7-9690-16904ac900a8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_019c2a8a-d4f9-73d7-9690-16904ac900a8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_019c2a8a-d4f9-73d8-be87-9926f72216c8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_019c2a8a-d4f9-73d8-be87-9926f72216c8" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockSharesIssuedNetOfSharesForTaxWithholdings_019c2a8a-d4f9-74f4-89c5-a5ac38f7f6ec" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedStockSharesIssuedNetOfSharesForTaxWithholdings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:to="loc_us-gaap_RestrictedStockSharesIssuedNetOfSharesForTaxWithholdings_019c2a8a-d4f9-74f4-89c5-a5ac38f7f6ec" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_019c2a8a-d4f9-7309-8168-3f6ba2e26a23" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_019c2a8a-d4f9-7309-8168-3f6ba2e26a23" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_019c2a8a-d4f9-7847-9c1b-a99f2169a8e5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_019c2a8a-d4f9-7847-9c1b-a99f2169a8e5" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019c2a8a-d4f9-7684-89ad-353f0345d0ee" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:to="loc_us-gaap_NetIncomeLoss_019c2a8a-d4f9-7684-89ad-353f0345d0ee" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_019c2a8a-d4f9-7073-99f4-e3f18979624c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_019c2a8a-d4f9-7073-99f4-e3f18979624c" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityAccretionToRedemptionValue_019c2a8a-d4f9-73e7-8158-2a9ceca602fc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TemporaryEquityAccretionToRedemptionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:to="loc_us-gaap_TemporaryEquityAccretionToRedemptionValue_019c2a8a-d4f9-73e7-8158-2a9ceca602fc" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_019dc0a7-3b1a-79ee-bea1-110ce0916997" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterestDecreaseFromRedemptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:to="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_019dc0a7-3b1a-79ee-bea1-110ce0916997" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesIssued_019c2a8a-d4f9-78fa-92d4-1eabe5523a26" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:to="loc_us-gaap_SharesIssued_019c2a8a-d4f9-78fa-92d4-1eabe5523a26" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonShares_019c2a8a-d4f9-734d-bd7e-d05a63f4f654" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockCommonShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:to="loc_us-gaap_TreasuryStockCommonShares_019c2a8a-d4f9-734d-bd7e-d05a63f4f654" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019c2a8a-d4f9-7c2c-97f8-3767a6f58b01" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-7ec2-98bc-9ebdf8417378" xlink:to="loc_us-gaap_StockholdersEquity_019c2a8a-d4f9-7c2c-97f8-3767a6f58b01" xlink:type="arc" order="14"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/ConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="cmpr-20260331.xsd#ConsolidatedStatementsofCashFlows"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/ConsolidatedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_srt_CondensedCashFlowStatementsCaptionsLineItems_019c2a8a-d4f9-76d3-915e-5c78684f98bf" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CondensedCashFlowStatementsCaptionsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CondensedCashFlowStatementTable_019c2a8a-d4f9-7f90-a560-0d0ba5f6cecd" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CondensedCashFlowStatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_srt_CondensedCashFlowStatementsCaptionsLineItems_019c2a8a-d4f9-76d3-915e-5c78684f98bf" xlink:to="loc_srt_CondensedCashFlowStatementTable_019c2a8a-d4f9-7f90-a560-0d0ba5f6cecd" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectAbstract_019c2a8a-d4f9-7be5-8dc2-ae4e2b8de396" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_CondensedCashFlowStatementsCaptionsLineItems_019c2a8a-d4f9-76d3-915e-5c78684f98bf" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectAbstract_019c2a8a-d4f9-7be5-8dc2-ae4e2b8de396" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffectAbstract_019c2a8a-d4f9-7f04-a019-15b3ae38a1f5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffectAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectAbstract_019c2a8a-d4f9-7be5-8dc2-ae4e2b8de396" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffectAbstract_019c2a8a-d4f9-7f04-a019-15b3ae38a1f5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_019c2a8a-d4f9-7bd3-87f4-c8e955481438" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffectAbstract_019c2a8a-d4f9-7f04-a019-15b3ae38a1f5" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_019c2a8a-d4f9-7bd3-87f4-c8e955481438" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019c2a8a-d4f9-7d80-a85c-fc41f059e8c2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_019c2a8a-d4f9-7bd3-87f4-c8e955481438" xlink:to="loc_us-gaap_ProfitLoss_019c2a8a-d4f9-7d80-a85c-fc41f059e8c2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019c2a8a-d4f9-773d-bfc3-3f09eddf2eb6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_019c2a8a-d4f9-7bd3-87f4-c8e955481438" xlink:to="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019c2a8a-d4f9-773d-bfc3-3f09eddf2eb6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_019c2a8a-d4f9-741f-ab95-7d9dea08bef6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepreciationAndAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019c2a8a-d4f9-773d-bfc3-3f09eddf2eb6" xlink:to="loc_us-gaap_DepreciationAndAmortization_019c2a8a-d4f9-741f-ab95-7d9dea08bef6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_019c2a8a-d4f9-796a-a19c-ab383892a0a8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019c2a8a-d4f9-773d-bfc3-3f09eddf2eb6" xlink:to="loc_us-gaap_ShareBasedCompensation_019c2a8a-d4f9-796a-a19c-ab383892a0a8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetImpairment_019c2a8a-d4f9-7d60-a2c8-a5fb6bb4328c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GoodwillAndIntangibleAssetImpairment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019c2a8a-d4f9-773d-bfc3-3f09eddf2eb6" xlink:to="loc_us-gaap_GoodwillAndIntangibleAssetImpairment_019c2a8a-d4f9-7d60-a2c8-a5fb6bb4328c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_019c2a8a-d4f9-7a23-a89f-8d039ca4a30a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInDeferredIncomeTaxes"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019c2a8a-d4f9-773d-bfc3-3f09eddf2eb6" xlink:to="loc_us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_019c2a8a-d4f9-7a23-a89f-8d039ca4a30a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_LossGainOnEarlyExtinguishmentOfDebtNoncashAdjustment_019c2a8a-d4f9-7f22-9573-1198b0a39690" xlink:href="cmpr-20260331.xsd#cmpr_LossGainOnEarlyExtinguishmentOfDebtNoncashAdjustment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019c2a8a-d4f9-773d-bfc3-3f09eddf2eb6" xlink:to="loc_cmpr_LossGainOnEarlyExtinguishmentOfDebtNoncashAdjustment_019c2a8a-d4f9-7f22-9573-1198b0a39690" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrealizedGainLossOnDerivatives_019c2a8a-d4f9-7f0b-8261-dc222c93b8c0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrealizedGainLossOnDerivatives"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019c2a8a-d4f9-773d-bfc3-3f09eddf2eb6" xlink:to="loc_us-gaap_UnrealizedGainLossOnDerivatives_019c2a8a-d4f9-7f0b-8261-dc222c93b8c0" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossUnrealized_019c2a8a-d4f9-7c52-ad0d-aebdc7df7e14" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCurrencyTransactionGainLossUnrealized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019c2a8a-d4f9-773d-bfc3-3f09eddf2eb6" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossUnrealized_019c2a8a-d4f9-7c52-ad0d-aebdc7df7e14" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_019c2a8a-d4f9-772d-943d-5600082ee3bd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNoncashIncomeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_019c2a8a-d4f9-773d-bfc3-3f09eddf2eb6" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_019c2a8a-d4f9-772d-943d-5600082ee3bd" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_019c2a8a-d4f9-7127-a9ba-7e1ca51b39fd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_019c2a8a-d4f9-7bd3-87f4-c8e955481438" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_019c2a8a-d4f9-7127-a9ba-7e1ca51b39fd" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_019c2a8a-d4f9-77c0-b77d-65b945839f8b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_019c2a8a-d4f9-7127-a9ba-7e1ca51b39fd" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_019c2a8a-d4f9-77c0-b77d-65b945839f8b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_019c2a8a-d4f9-7c84-bef4-3dde991a7ae0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInInventories"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_019c2a8a-d4f9-7127-a9ba-7e1ca51b39fd" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_019c2a8a-d4f9-7c84-bef4-3dde991a7ae0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_019c2a8a-d4f9-78aa-a62a-42f3cf948f4e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_019c2a8a-d4f9-7127-a9ba-7e1ca51b39fd" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_019c2a8a-d4f9-78aa-a62a-42f3cf948f4e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_019c2a8a-d4f9-7b40-b422-e7aa0facfe9f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_019c2a8a-d4f9-7127-a9ba-7e1ca51b39fd" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_019c2a8a-d4f9-7b40-b422-e7aa0facfe9f" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_019c2a8a-d4f9-76c0-be59-abf9eeb83c8b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_019c2a8a-d4f9-7127-a9ba-7e1ca51b39fd" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_019c2a8a-d4f9-76c0-be59-abf9eeb83c8b" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c2a8a-d4f9-7c8f-a66d-183ecbeb843e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_019c2a8a-d4f9-7bd3-87f4-c8e955481438" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019c2a8a-d4f9-7c8f-a66d-183ecbeb843e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_019c2a8a-d4f9-774e-8605-759f70e5fedd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffectAbstract_019c2a8a-d4f9-7f04-a019-15b3ae38a1f5" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_019c2a8a-d4f9-774e-8605-759f70e5fedd" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_019c2a8a-d4f9-7352-ac19-a633b15f8c4f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_019c2a8a-d4f9-774e-8605-759f70e5fedd" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_019c2a8a-d4f9-7352-ac19-a633b15f8c4f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_019c2a8a-d4f9-7d33-b55f-b9d0c3524628" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_019c2a8a-d4f9-774e-8605-759f70e5fedd" xlink:to="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_019c2a8a-d4f9-7d33-b55f-b9d0c3524628" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019c2a8a-d4f9-7f47-a04b-06362577c6fe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_019c2a8a-d4f9-774e-8605-759f70e5fedd" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019c2a8a-d4f9-7f47-a04b-06362577c6fe" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToDevelopSoftware_019c2a8a-d4f9-781d-9642-02acd78569f2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToDevelopSoftware"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_019c2a8a-d4f9-774e-8605-759f70e5fedd" xlink:to="loc_us-gaap_PaymentsToDevelopSoftware_019c2a8a-d4f9-781d-9642-02acd78569f2" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_019c2a8a-d4f9-7587-a877-b08da79efce8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleOfProductiveAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_019c2a8a-d4f9-774e-8605-759f70e5fedd" xlink:to="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_019c2a8a-d4f9-7587-a877-b08da79efce8" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireMarketableSecurities_019c2a8a-d4f9-78c4-99d1-5f0f2565356d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireMarketableSecurities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_019c2a8a-d4f9-774e-8605-759f70e5fedd" xlink:to="loc_us-gaap_PaymentsToAcquireMarketableSecurities_019c2a8a-d4f9-78c4-99d1-5f0f2565356d" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities_019c2a8a-d4f9-7da3-b126-af31740c5580" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_019c2a8a-d4f9-774e-8605-759f70e5fedd" xlink:to="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities_019c2a8a-d4f9-7da3-b126-af31740c5580" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromHedgeInvestingActivities_019c2a8a-d4f9-7686-9002-278aba8c6473" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForProceedsFromHedgeInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_019c2a8a-d4f9-774e-8605-759f70e5fedd" xlink:to="loc_us-gaap_PaymentsForProceedsFromHedgeInvestingActivities_019c2a8a-d4f9-7686-9002-278aba8c6473" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_019c2a8a-d4f9-7281-8f77-d51c8525b3cd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_019c2a8a-d4f9-774e-8605-759f70e5fedd" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_019c2a8a-d4f9-7281-8f77-d51c8525b3cd" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c2a8a-d4f9-7f01-b3b3-dd51d6237c32" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_019c2a8a-d4f9-774e-8605-759f70e5fedd" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019c2a8a-d4f9-7f01-b3b3-dd51d6237c32" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffectAbstract_019c2a8a-d4f9-7f04-a019-15b3ae38a1f5" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_019c2a8a-d4f9-725c-af3a-e3f7c9715c11" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_019c2a8a-d4f9-725c-af3a-e3f7c9715c11" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarlyRepaymentOfSeniorDebt_019c2a8a-d4f9-7cad-9d24-89065890e07c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarlyRepaymentOfSeniorDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:to="loc_us-gaap_EarlyRepaymentOfSeniorDebt_019c2a8a-d4f9-7cad-9d24-89065890e07c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtExtinguishmentCosts_019c2a8a-d4f9-77dc-8c07-ccdf08615a00" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsOfDebtExtinguishmentCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:to="loc_us-gaap_PaymentsOfDebtExtinguishmentCosts_019c2a8a-d4f9-77dc-8c07-ccdf08615a00" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfDebt_019c2a8a-d4f9-797a-acda-dee60349a46f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfDebt_019c2a8a-d4f9-797a-acda-dee60349a46f" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfDebt_019c2a8a-d4f9-7769-8809-e9c80477df7b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:to="loc_us-gaap_RepaymentsOfDebt_019c2a8a-d4f9-7769-8809-e9c80477df7b" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtIssuanceCosts_019c2a8a-d4f9-7a50-8345-eb2655c1d3a1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsOfDebtIssuanceCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:to="loc_us-gaap_PaymentsOfDebtIssuanceCosts_019c2a8a-d4f9-7a50-8345-eb2655c1d3a1" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities_019c2a8a-d4f9-7b60-b24f-abd1c42293e4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:to="loc_us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities_019c2a8a-d4f9-7b60-b24f-abd1c42293e4" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_019c2a8a-d4f9-7eff-89ff-074c7e0c10c1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeasePrincipalPayments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:to="loc_us-gaap_FinanceLeasePrincipalPayments_019c2a8a-d4f9-7eff-89ff-074c7e0c10c1" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfRedeemableNoncontrollingInterest_019c2a8a-d4f9-7aaf-b2fa-5fb49a5ecaf5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForRepurchaseOfRedeemableNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfRedeemableNoncontrollingInterest_019c2a8a-d4f9-7aaf-b2fa-5fb49a5ecaf5" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromMinorityShareholders_019dc0a9-6f6b-7324-8edd-03a02af936cd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromMinorityShareholders"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:to="loc_us-gaap_ProceedsFromMinorityShareholders_019dc0a9-6f6b-7324-8edd-03a02af936cd" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToMinorityShareholders_019c2a8a-d4f9-7681-8a14-b04943f4a865" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToMinorityShareholders"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:to="loc_us-gaap_PaymentsToMinorityShareholders_019c2a8a-d4f9-7681-8a14-b04943f4a865" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_019c2a8a-d4f9-7225-8c71-8ce737e050b2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_019c2a8a-d4f9-7225-8c71-8ce737e050b2" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019c2a8a-d4f9-70fb-8dfa-a2e004ff5351" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019c2a8a-d4f9-70fb-8dfa-a2e004ff5351" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_019c2a8a-d4f9-787a-ad01-4637049d3c31" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_019c2a8a-d4f9-787a-ad01-4637049d3c31" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_019c2a8a-d4f9-7f73-87d8-81a75d3c6c5f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:to="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_019c2a8a-d4f9-7f73-87d8-81a75d3c6c5f" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c2a8a-d4f9-754a-a59a-be80c1c29fd8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_019c2a8a-d4f9-7651-87ca-839ecd22badd" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019c2a8a-d4f9-754a-a59a-be80c1c29fd8" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019c2a8a-d4f9-7508-b6d5-940379b56cc2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectAbstract_019c2a8a-d4f9-7be5-8dc2-ae4e2b8de396" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019c2a8a-d4f9-7508-b6d5-940379b56cc2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInDiscontinuedOperations_019c2a8a-d4f9-7117-9cae-bf90238ac6e1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInDiscontinuedOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectAbstract_019c2a8a-d4f9-7be5-8dc2-ae4e2b8de396" xlink:to="loc_us-gaap_NetCashProvidedByUsedInDiscontinuedOperations_019c2a8a-d4f9-7117-9cae-bf90238ac6e1" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019c2a8a-d4f9-7f0b-ab0b-9a6bb0bd7f54" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectAbstract_019c2a8a-d4f9-7be5-8dc2-ae4e2b8de396" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019c2a8a-d4f9-7f0b-ab0b-9a6bb0bd7f54" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019c2a8a-d4f9-7a63-b102-37000e1427ed" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_CondensedCashFlowStatementsCaptionsLineItems_019c2a8a-d4f9-76d3-915e-5c78684f98bf" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019c2a8a-d4f9-7a63-b102-37000e1427ed" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019c2a8a-d4f9-71b4-b680-06886f9e8a36" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplementalCashFlowElementsAbstract_019c2a8a-d4f9-7a73-9623-008d18e80e1b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SupplementalCashFlowElementsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_CondensedCashFlowStatementsCaptionsLineItems_019c2a8a-d4f9-76d3-915e-5c78684f98bf" xlink:to="loc_us-gaap_SupplementalCashFlowElementsAbstract_019c2a8a-d4f9-7a73-9623-008d18e80e1b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPaidNet_019c2a8a-d4f9-7a02-ab1e-98a86f407a05" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestPaidNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SupplementalCashFlowElementsAbstract_019c2a8a-d4f9-7a73-9623-008d18e80e1b" xlink:to="loc_us-gaap_InterestPaidNet_019c2a8a-d4f9-7a02-ab1e-98a86f407a05" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_InterestReceivedOperatingActivities_019c2a8a-d4f9-74c5-b436-c2429debb39b" xlink:href="cmpr-20260331.xsd#cmpr_InterestReceivedOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SupplementalCashFlowElementsAbstract_019c2a8a-d4f9-7a73-9623-008d18e80e1b" xlink:to="loc_cmpr_InterestReceivedOperatingActivities_019c2a8a-d4f9-74c5-b436-c2429debb39b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxesPaid_019c2a8a-d4f9-77fe-9909-d64af161686a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxesPaid"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SupplementalCashFlowElementsAbstract_019c2a8a-d4f9-7a73-9623-008d18e80e1b" xlink:to="loc_us-gaap_IncomeTaxesPaid_019c2a8a-d4f9-77fe-9909-d64af161686a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxesPaidNet_019c2a8a-d4f9-7c31-b028-a5a5a28a6a91" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxesPaidNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SupplementalCashFlowElementsAbstract_019c2a8a-d4f9-7a73-9623-008d18e80e1b" xlink:to="loc_us-gaap_IncomeTaxesPaidNet_019c2a8a-d4f9-7c31-b028-a5a5a28a6a91" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireEquipmentOnLease_019c2a8a-d4f9-7cd8-b13a-3531f87aa3c5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireEquipmentOnLease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SupplementalCashFlowElementsAbstract_019c2a8a-d4f9-7a73-9623-008d18e80e1b" xlink:to="loc_us-gaap_PaymentsToAcquireEquipmentOnLease_019c2a8a-d4f9-7cd8-b13a-3531f87aa3c5" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalExpendituresIncurredButNotYetPaid_019c2a8a-d4f9-7a89-9dc0-061ff6712886" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalExpendituresIncurredButNotYetPaid"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SupplementalCashFlowElementsAbstract_019c2a8a-d4f9-7a73-9623-008d18e80e1b" xlink:to="loc_us-gaap_CapitalExpendituresIncurredButNotYetPaid_019c2a8a-d4f9-7a89-9dc0-061ff6712886" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_CapitalizedSoftwareDevelopmentCostsIncurredButNotYetPaid_019c2a8a-d4f9-7d63-ba6e-635b10ca1033" xlink:href="cmpr-20260331.xsd#cmpr_CapitalizedSoftwareDevelopmentCostsIncurredButNotYetPaid"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SupplementalCashFlowElementsAbstract_019c2a8a-d4f9-7a73-9623-008d18e80e1b" xlink:to="loc_cmpr_CapitalizedSoftwareDevelopmentCostsIncurredButNotYetPaid_019c2a8a-d4f9-7d63-ba6e-635b10ca1033" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_Amountsdueforacquisitionofbusinesses_019c2a8a-d4f9-73a4-abf5-627bc257226b" xlink:href="cmpr-20260331.xsd#cmpr_Amountsdueforacquisitionofbusinesses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SupplementalCashFlowElementsAbstract_019c2a8a-d4f9-7a73-9623-008d18e80e1b" xlink:to="loc_cmpr_Amountsdueforacquisitionofbusinesses_019c2a8a-d4f9-73a4-abf5-627bc257226b" xlink:type="arc" order="8"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/GoodwillTables" xlink:type="simple" xlink:href="cmpr-20260331.xsd#GoodwillTables"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/GoodwillTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems_019c2a8a-d4fa-743e-9521-bddc78fe9be2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetByMajorClassTable_019c2a8a-d4fa-799c-b43d-177370bffab1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetByMajorClassTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems_019c2a8a-d4fa-743e-9521-bddc78fe9be2" xlink:to="loc_us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetByMajorClassTable_019c2a8a-d4fa-799c-b43d-177370bffab1" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_019c2a8a-d4fa-7512-9b1c-215aecd11be5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetByMajorClassTable_019c2a8a-d4fa-799c-b43d-177370bffab1" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_019c2a8a-d4fa-7512-9b1c-215aecd11be5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019c2a8a-d4fa-7512-9b1c-215aecd11be5_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_019c2a8a-d4fa-7512-9b1c-215aecd11be5" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019c2a8a-d4fa-7512-9b1c-215aecd11be5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019c2a8a-d4fa-7b27-a080-cc56d97ed147" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_019c2a8a-d4fa-7512-9b1c-215aecd11be5" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019c2a8a-d4fa-7b27-a080-cc56d97ed147" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/NoncontrollinginterestsTables" xlink:type="simple" xlink:href="cmpr-20260331.xsd#NoncontrollinginterestsTables"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/NoncontrollinginterestsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-70f9-9a3d-f7c37ddea875" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterestLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestTable_019c2a8a-d5dd-7b98-b0bf-590ede7a1da6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterestTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-70f9-9a3d-f7c37ddea875" xlink:to="loc_us-gaap_MinorityInterestTable_019c2a8a-d5dd-7b98-b0bf-590ede7a1da6" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d5dd-704c-a62e-936e48a5054e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_MinorityInterestTable_019c2a8a-d5dd-7b98-b0bf-590ede7a1da6" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d5dd-704c-a62e-936e48a5054e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-704c-a62e-936e48a5054e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d5dd-704c-a62e-936e48a5054e" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-704c-a62e-936e48a5054e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-7881-9059-257d8bb050d4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d5dd-704c-a62e-936e48a5054e" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-7881-9059-257d8bb050d4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestEffectsOfChangesNetTextBlock_019c2a8a-d5dd-7549-9bfa-bf6e2fc46e78" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestEffectsOfChangesNetTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-70f9-9a3d-f7c37ddea875" xlink:to="loc_us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestEffectsOfChangesNetTextBlock_019c2a8a-d5dd-7549-9bfa-bf6e2fc46e78" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/SegmentInformationTables" xlink:type="simple" xlink:href="cmpr-20260331.xsd#SegmentInformationTables"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/SegmentInformationTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_019c2a8a-d5dd-7b97-8a51-47d50032b798" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentReportingRevenueReconcilingItemLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_019c2a8a-d5dd-7490-828e-db85e45e2a16" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_019c2a8a-d5dd-7b97-8a51-47d50032b798" xlink:to="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_019c2a8a-d5dd-7490-828e-db85e45e2a16" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock_019c2a8a-d5dd-75ca-aa84-8263878e8070" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_019c2a8a-d5dd-7b97-8a51-47d50032b798" xlink:to="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock_019c2a8a-d5dd-75ca-aa84-8263878e8070" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromExternalCustomersByGeographicAreasTableTextBlock_019c2a8a-d5dd-7d8e-9c38-03f21ab1e3ce" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueFromExternalCustomersByGeographicAreasTableTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_019c2a8a-d5dd-7b97-8a51-47d50032b798" xlink:to="loc_us-gaap_RevenueFromExternalCustomersByGeographicAreasTableTextBlock_019c2a8a-d5dd-7d8e-9c38-03f21ab1e3ce" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_019c2a8a-d5dd-7223-b952-c2ab66d38142" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_019c2a8a-d5dd-7b97-8a51-47d50032b798" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_019c2a8a-d5dd-7223-b952-c2ab66d38142" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock_019c2a8a-d5dd-7b16-bc43-6db629add880" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_019c2a8a-d5dd-7b97-8a51-47d50032b798" xlink:to="loc_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock_019c2a8a-d5dd-7b16-bc43-6db629add880" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReconciliationOfOtherSignificantReconcilingItemsFromSegmentsToConsolidatedTextBlock_019c2a8a-d5dd-7767-b428-2b9cc0430baf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReconciliationOfOtherSignificantReconcilingItemsFromSegmentsToConsolidatedTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_019c2a8a-d5dd-7b97-8a51-47d50032b798" xlink:to="loc_us-gaap_ReconciliationOfOtherSignificantReconcilingItemsFromSegmentsToConsolidatedTextBlock_019c2a8a-d5dd-7767-b428-2b9cc0430baf" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRevenueFromExternalCustomersAttributedToForeignCountriesByGeographicAreaTextBlock_019c2a8a-d5dd-78ae-92a4-878a55198611" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfRevenueFromExternalCustomersAttributedToForeignCountriesByGeographicAreaTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_019c2a8a-d5dd-7b97-8a51-47d50032b798" xlink:to="loc_us-gaap_ScheduleOfRevenueFromExternalCustomersAttributedToForeignCountriesByGeographicAreaTextBlock_019c2a8a-d5dd-78ae-92a4-878a55198611" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTextBlock_019c2a8a-d5dd-78f6-b6a3-bb9fa3b5c96e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_019c2a8a-d5dd-7b97-8a51-47d50032b798" xlink:to="loc_us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTextBlock_019c2a8a-d5dd-78f6-b6a3-bb9fa3b5c96e" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEntityWideDisclosureOnGeographicAreasLongLivedAssetsInIndividualForeignCountriesByCountryTextBlock_019c2a8a-d5dd-758e-a6b1-2f6e028f5586" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfEntityWideDisclosureOnGeographicAreasLongLivedAssetsInIndividualForeignCountriesByCountryTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_019c2a8a-d5dd-7b97-8a51-47d50032b798" xlink:to="loc_us-gaap_ScheduleOfEntityWideDisclosureOnGeographicAreasLongLivedAssetsInIndividualForeignCountriesByCountryTextBlock_019c2a8a-d5dd-758e-a6b1-2f6e028f5586" xlink:type="arc" order="7"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/CommitmentsandContingenciesTables" xlink:type="simple" xlink:href="cmpr-20260331.xsd#CommitmentsandContingenciesTables"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/CommitmentsandContingenciesTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationLineItems_019c2a8a-d5dd-7d30-bb64-12f141a4c1bf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationTable_019c2a8a-d5dd-7be8-8aad-b20dc7ae0956" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationLineItems_019c2a8a-d5dd-7d30-bb64-12f141a4c1bf" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationTable_019c2a8a-d5dd-7be8-8aad-b20dc7ae0956" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_019c2a8a-d5dd-746d-9088-9e6d390ba030" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationTable_019c2a8a-d5dd-7be8-8aad-b20dc7ae0956" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_019c2a8a-d5dd-746d-9088-9e6d390ba030" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-746d-9088-9e6d390ba030_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_019c2a8a-d5dd-746d-9088-9e6d390ba030" xlink:to="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-746d-9088-9e6d390ba030_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-72e9-9199-b5c040123fad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_019c2a8a-d5dd-746d-9088-9e6d390ba030" xlink:to="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-72e9-9199-b5c040123fad" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_019c2a8a-d5dd-7810-b2e8-cd161f60a6dc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationLineItems_019c2a8a-d5dd-7d30-bb64-12f141a4c1bf" xlink:to="loc_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_019c2a8a-d5dd-7810-b2e8-cd161f60a6dc" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/SummaryofSignificantAccountingPoliciesDetails" xlink:type="simple" xlink:href="cmpr-20260331.xsd#SummaryofSignificantAccountingPoliciesDetails"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/SummaryofSignificantAccountingPoliciesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ChangeInAccountingEstimateLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_019c2a8a-d4f9-7c0f-a397-ce10df2f470c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfChangeInAccountingEstimateTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_019c2a8a-d4f9-7c0f-a397-ce10df2f470c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_019c2a8a-d4f9-7a2d-a877-3dff03e0a24d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_019c2a8a-d4f9-7c0f-a397-ce10df2f470c" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_019c2a8a-d4f9-7a2d-a877-3dff03e0a24d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_019c2a8a-d4f9-7a2d-a877-3dff03e0a24d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_019c2a8a-d4f9-7a2d-a877-3dff03e0a24d" xlink:to="loc_us-gaap_SegmentDomain_019c2a8a-d4f9-7a2d-a877-3dff03e0a24d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_019c2a8a-d4f9-7705-9463-f3a350458b52" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_019c2a8a-d4f9-7a2d-a877-3dff03e0a24d" xlink:to="loc_us-gaap_SegmentDomain_019c2a8a-d4f9-7705-9463-f3a350458b52" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019c2a8a-d4f9-7426-8b08-c0c5d9261145" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_019c2a8a-d4f9-7c0f-a397-ce10df2f470c" xlink:to="loc_srt_RangeAxis_019c2a8a-d4f9-7426-8b08-c0c5d9261145" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019c2a8a-d4f9-7426-8b08-c0c5d9261145_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_019c2a8a-d4f9-7426-8b08-c0c5d9261145" xlink:to="loc_srt_RangeMember_019c2a8a-d4f9-7426-8b08-c0c5d9261145_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019c2a8a-d4f9-7b95-ac79-b99c458be103" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_019c2a8a-d4f9-7426-8b08-c0c5d9261145" xlink:to="loc_srt_RangeMember_019c2a8a-d4f9-7b95-ac79-b99c458be103" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019c2a8a-d4f9-754b-a278-40d64b002f39" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019c2a8a-d4f9-7b95-ac79-b99c458be103" xlink:to="loc_srt_MinimumMember_019c2a8a-d4f9-754b-a278-40d64b002f39" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019c2a8a-d4f9-7dd6-8e12-897960f53040" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019c2a8a-d4f9-7b95-ac79-b99c458be103" xlink:to="loc_srt_MaximumMember_019c2a8a-d4f9-7dd6-8e12-897960f53040" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringPlanAxis_019c2a8a-d4f9-7577-8d41-f54f4535f237" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringPlanAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_019c2a8a-d4f9-7c0f-a397-ce10df2f470c" xlink:to="loc_us-gaap_RestructuringPlanAxis_019c2a8a-d4f9-7577-8d41-f54f4535f237" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringPlanDomain_019c2a8a-d4f9-7577-8d41-f54f4535f237_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringPlanDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RestructuringPlanAxis_019c2a8a-d4f9-7577-8d41-f54f4535f237" xlink:to="loc_us-gaap_RestructuringPlanDomain_019c2a8a-d4f9-7577-8d41-f54f4535f237_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringPlanDomain_019c2a8a-d4f9-7bfc-9788-18994a59f057" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringPlanDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RestructuringPlanAxis_019c2a8a-d4f9-7577-8d41-f54f4535f237" xlink:to="loc_us-gaap_RestructuringPlanDomain_019c2a8a-d4f9-7bfc-9788-18994a59f057" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4f9-754e-81c1-bfcb49555e82" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_019c2a8a-d4f9-7c0f-a397-ce10df2f470c" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4f9-754e-81c1-bfcb49555e82" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-754e-81c1-bfcb49555e82_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4f9-754e-81c1-bfcb49555e82" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-754e-81c1-bfcb49555e82_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-74dd-838e-6b002d1f5613" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4f9-754e-81c1-bfcb49555e82" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-74dd-838e-6b002d1f5613" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_019c2a8a-d4f9-7103-9f98-93722aa56d23" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-74dd-838e-6b002d1f5613" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_019c2a8a-d4f9-7103-9f98-93722aa56d23" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_019c2a8a-d4f9-72c0-852a-fc91f6b56de3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-74dd-838e-6b002d1f5613" xlink:to="loc_us-gaap_RetainedEarningsMember_019c2a8a-d4f9-72c0-852a-fc91f6b56de3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_MarketableSecuritiesCurrentMember_019c2a8a-d4f9-781e-9180-58e9bef9b405" xlink:href="cmpr-20260331.xsd#cmpr_MarketableSecuritiesCurrentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-74dd-838e-6b002d1f5613" xlink:to="loc_cmpr_MarketableSecuritiesCurrentMember_019c2a8a-d4f9-781e-9180-58e9bef9b405" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_MarketableSecuritiesNoncurrentMember_019c2a8a-d4f9-7543-b05d-94cbe58f183a" xlink:href="cmpr-20260331.xsd#cmpr_MarketableSecuritiesNoncurrentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-74dd-838e-6b002d1f5613" xlink:to="loc_cmpr_MarketableSecuritiesNoncurrentMember_019c2a8a-d4f9-7543-b05d-94cbe58f183a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsMember_019c2a8a-d4f9-73b5-85ef-b20cf2b53f14" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-74dd-838e-6b002d1f5613" xlink:to="loc_us-gaap_CashAndCashEquivalentsMember_019c2a8a-d4f9-73b5-85ef-b20cf2b53f14" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-75ae-bf25-a522de99633e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_019c2a8a-d4f9-7c0f-a397-ce10df2f470c" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-75ae-bf25-a522de99633e" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-75ae-bf25-a522de99633e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-75ae-bf25-a522de99633e" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-75ae-bf25-a522de99633e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7e01-bcad-c326341e86bd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-75ae-bf25-a522de99633e" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7e01-bcad-c326341e86bd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeForwardMember_019c2a8a-d4f9-7e90-b85b-41c421d74a2e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignExchangeForwardMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7e01-bcad-c326341e86bd" xlink:to="loc_us-gaap_ForeignExchangeForwardMember_019c2a8a-d4f9-7e90-b85b-41c421d74a2e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CrossCurrencyInterestRateContractMember_019c2a8a-d4f9-77de-99a1-5120104edb8e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CrossCurrencyInterestRateContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7e01-bcad-c326341e86bd" xlink:to="loc_us-gaap_CrossCurrencyInterestRateContractMember_019c2a8a-d4f9-77de-99a1-5120104edb8e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrencySwapMember_019c2a8a-d4f9-763a-ae5e-2c7cdac6814a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrencySwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7e01-bcad-c326341e86bd" xlink:to="loc_us-gaap_CurrencySwapMember_019c2a8a-d4f9-763a-ae5e-2c7cdac6814a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_019c2a8a-d4f9-733a-86fd-e8a80118540f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestRateSwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7e01-bcad-c326341e86bd" xlink:to="loc_us-gaap_InterestRateSwapMember_019c2a8a-d4f9-733a-86fd-e8a80118540f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ChangeInAccountingEstimateByTypeAxis_019c2a8a-d4f9-73ab-8626-9e040f5bd34f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ChangeInAccountingEstimateByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_019c2a8a-d4f9-7c0f-a397-ce10df2f470c" xlink:to="loc_us-gaap_ChangeInAccountingEstimateByTypeAxis_019c2a8a-d4f9-73ab-8626-9e040f5bd34f" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_019c2a8a-d4f9-73ab-8626-9e040f5bd34f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ChangeInAccountingEstimateTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ChangeInAccountingEstimateByTypeAxis_019c2a8a-d4f9-73ab-8626-9e040f5bd34f" xlink:to="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_019c2a8a-d4f9-73ab-8626-9e040f5bd34f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_019c2a8a-d4f9-7830-a31c-7692ffe3eef8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ChangeInAccountingEstimateTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ChangeInAccountingEstimateByTypeAxis_019c2a8a-d4f9-73ab-8626-9e040f5bd34f" xlink:to="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_019c2a8a-d4f9-7830-a31c-7692ffe3eef8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExtinguishmentOfDebtAxis_019c2a8a-d4f9-7f3a-a4c0-d468c79b33e3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ExtinguishmentOfDebtAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_019c2a8a-d4f9-7c0f-a397-ce10df2f470c" xlink:to="loc_us-gaap_ExtinguishmentOfDebtAxis_019c2a8a-d4f9-7f3a-a4c0-d468c79b33e3" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExtinguishmentOfDebtTypeDomain_019c2a8a-d4f9-7f3a-a4c0-d468c79b33e3_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ExtinguishmentOfDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ExtinguishmentOfDebtAxis_019c2a8a-d4f9-7f3a-a4c0-d468c79b33e3" xlink:to="loc_us-gaap_ExtinguishmentOfDebtTypeDomain_019c2a8a-d4f9-7f3a-a4c0-d468c79b33e3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExtinguishmentOfDebtTypeDomain_019c2a8a-d4f9-749c-8824-1f7e6d0ea4c9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ExtinguishmentOfDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ExtinguishmentOfDebtAxis_019c2a8a-d4f9-7f3a-a4c0-d468c79b33e3" xlink:to="loc_us-gaap_ExtinguishmentOfDebtTypeDomain_019c2a8a-d4f9-749c-8824-1f7e6d0ea4c9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d4f9-7da8-91fc-29779647451f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_019c2a8a-d4f9-7c0f-a397-ce10df2f470c" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d4f9-7da8-91fc-29779647451f" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7da8-91fc-29779647451f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d4f9-7da8-91fc-29779647451f" xlink:to="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7da8-91fc-29779647451f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-79ae-9636-b63c38fa79e8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d4f9-7da8-91fc-29779647451f" xlink:to="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-79ae-9636-b63c38fa79e8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WarrantMember_019c2a8a-d4f9-7bc0-a89e-7e49c8c8cec6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WarrantMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-79ae-9636-b63c38fa79e8" xlink:to="loc_us-gaap_WarrantMember_019c2a8a-d4f9-7bc0-a89e-7e49c8c8cec6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_019c2a8a-d4f9-7431-a8b2-3270bf68494f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_019c2a8a-d4f9-7c0f-a397-ce10df2f470c" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_019c2a8a-d4f9-7431-a8b2-3270bf68494f" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d4f9-7431-a8b2-3270bf68494f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_019c2a8a-d4f9-7431-a8b2-3270bf68494f" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d4f9-7431-a8b2-3270bf68494f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d4f9-722b-a549-fbf0b3da46cc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_019c2a8a-d4f9-7431-a8b2-3270bf68494f" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d4f9-722b-a549-fbf0b3da46cc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpenseMember_019c2a8a-d4f9-71ec-a14c-53ae6cbabaa1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GeneralAndAdministrativeExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d4f9-722b-a549-fbf0b3da46cc" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpenseMember_019c2a8a-d4f9-71ec-a14c-53ae6cbabaa1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_019c2a8a-d4f9-7f83-ae79-518c47d3bfbe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_019c2a8a-d4f9-7c0f-a397-ce10df2f470c" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_019c2a8a-d4f9-7f83-ae79-518c47d3bfbe" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_019c2a8a-d4f9-7f83-ae79-518c47d3bfbe_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_019c2a8a-d4f9-7f83-ae79-518c47d3bfbe" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_019c2a8a-d4f9-7f83-ae79-518c47d3bfbe_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_019c2a8a-d4f9-72aa-bddf-3d6e655ebce3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_019c2a8a-d4f9-7f83-ae79-518c47d3bfbe" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_019c2a8a-d4f9-72aa-bddf-3d6e655ebce3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BuildingMember_019c2a8a-d4f9-7d78-ad90-9e7916162c7e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BuildingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_019c2a8a-d4f9-72aa-bddf-3d6e655ebce3" xlink:to="loc_us-gaap_BuildingMember_019c2a8a-d4f9-7d78-ad90-9e7916162c7e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_019c2a8a-d4f9-78aa-b13f-ef9cf89d2da4" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RestatementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_019c2a8a-d4f9-7c0f-a397-ce10df2f470c" xlink:to="loc_srt_RestatementAxis_019c2a8a-d4f9-78aa-b13f-ef9cf89d2da4" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_019c2a8a-d4f9-78aa-b13f-ef9cf89d2da4_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RestatementAxis_019c2a8a-d4f9-78aa-b13f-ef9cf89d2da4" xlink:to="loc_srt_RestatementDomain_019c2a8a-d4f9-78aa-b13f-ef9cf89d2da4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_019c2a8a-d4f9-7c50-91b3-cf25c99901e2" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RestatementAxis_019c2a8a-d4f9-78aa-b13f-ef9cf89d2da4" xlink:to="loc_srt_RestatementDomain_019c2a8a-d4f9-7c50-91b3-cf25c99901e2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_019c2a8a-d4f9-7afb-8f97-3832a44b3d9a" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioPreviouslyReportedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_019c2a8a-d4f9-7c50-91b3-cf25c99901e2" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_019c2a8a-d4f9-7afb-8f97-3832a44b3d9a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RevisionOfPriorPeriodErrorCorrectionAdjustmentMember_019c2a8a-d4f9-79f7-b2ac-4bbc4c9738d0" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RevisionOfPriorPeriodErrorCorrectionAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_019c2a8a-d4f9-7c50-91b3-cf25c99901e2" xlink:to="loc_srt_RevisionOfPriorPeriodErrorCorrectionAdjustmentMember_019c2a8a-d4f9-79f7-b2ac-4bbc4c9738d0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReportingUnitAxis_019c2a8a-d4f9-7fba-93b0-005c68631e55" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReportingUnitAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_019c2a8a-d4f9-7c0f-a397-ce10df2f470c" xlink:to="loc_us-gaap_ReportingUnitAxis_019c2a8a-d4f9-7fba-93b0-005c68631e55" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReportingUnitDomain_019c2a8a-d4f9-7fba-93b0-005c68631e55_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReportingUnitDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ReportingUnitAxis_019c2a8a-d4f9-7fba-93b0-005c68631e55" xlink:to="loc_us-gaap_ReportingUnitDomain_019c2a8a-d4f9-7fba-93b0-005c68631e55_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReportingUnitDomain_019c2a8a-d4f9-7d83-a2d5-33fba55409b8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReportingUnitDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ReportingUnitAxis_019c2a8a-d4f9-7fba-93b0-005c68631e55" xlink:to="loc_us-gaap_ReportingUnitDomain_019c2a8a-d4f9-7d83-a2d5-33fba55409b8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_NationalPenMember_019c2a8a-d4f9-79cb-91d4-fd6042462814" xlink:href="cmpr-20260331.xsd#cmpr_NationalPenMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReportingUnitDomain_019c2a8a-d4f9-7d83-a2d5-33fba55409b8" xlink:to="loc_cmpr_NationalPenMember_019c2a8a-d4f9-79cb-91d4-fd6042462814" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ImpairedLongLivedAssetsHeldAndUsedByTypeAxis_019c2a8a-d4f9-7fb2-878b-006eec8f94d7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ImpairedLongLivedAssetsHeldAndUsedByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_019c2a8a-d4f9-7c0f-a397-ce10df2f470c" xlink:to="loc_us-gaap_ImpairedLongLivedAssetsHeldAndUsedByTypeAxis_019c2a8a-d4f9-7fb2-878b-006eec8f94d7" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ImpairedLongLivedAssetsHeldAndUsedAssetNameDomain_019c2a8a-d4f9-7fb2-878b-006eec8f94d7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ImpairedLongLivedAssetsHeldAndUsedAssetNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ImpairedLongLivedAssetsHeldAndUsedByTypeAxis_019c2a8a-d4f9-7fb2-878b-006eec8f94d7" xlink:to="loc_us-gaap_ImpairedLongLivedAssetsHeldAndUsedAssetNameDomain_019c2a8a-d4f9-7fb2-878b-006eec8f94d7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ImpairedLongLivedAssetsHeldAndUsedAssetNameDomain_019c2a8a-d4f9-7de2-b372-7a7bb4de2d22" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ImpairedLongLivedAssetsHeldAndUsedAssetNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ImpairedLongLivedAssetsHeldAndUsedByTypeAxis_019c2a8a-d4f9-7fb2-878b-006eec8f94d7" xlink:to="loc_us-gaap_ImpairedLongLivedAssetsHeldAndUsedAssetNameDomain_019c2a8a-d4f9-7de2-b372-7a7bb4de2d22" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseholdsAndLeaseholdImprovementsMember_019c2a8a-d4f9-73aa-9947-44bfd0d81c34" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LeaseholdsAndLeaseholdImprovementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ImpairedLongLivedAssetsHeldAndUsedAssetNameDomain_019c2a8a-d4f9-7de2-b372-7a7bb4de2d22" xlink:to="loc_us-gaap_LeaseholdsAndLeaseholdImprovementsMember_019c2a8a-d4f9-73aa-9947-44bfd0d81c34" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongLivedAssetsHeldForSaleByAssetTypeAxis_019c2a8a-d4f9-7650-99e4-9905e40c66c7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongLivedAssetsHeldForSaleByAssetTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_019c2a8a-d4f9-7c0f-a397-ce10df2f470c" xlink:to="loc_us-gaap_LongLivedAssetsHeldForSaleByAssetTypeAxis_019c2a8a-d4f9-7650-99e4-9905e40c66c7" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongLivedAssetsHeldForSaleNameDomain_019c2a8a-d4f9-7650-99e4-9905e40c66c7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongLivedAssetsHeldForSaleNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongLivedAssetsHeldForSaleByAssetTypeAxis_019c2a8a-d4f9-7650-99e4-9905e40c66c7" xlink:to="loc_us-gaap_LongLivedAssetsHeldForSaleNameDomain_019c2a8a-d4f9-7650-99e4-9905e40c66c7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongLivedAssetsHeldForSaleNameDomain_019c2a8a-d4f9-7be1-92f9-52ad129a3721" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongLivedAssetsHeldForSaleNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongLivedAssetsHeldForSaleByAssetTypeAxis_019c2a8a-d4f9-7650-99e4-9905e40c66c7" xlink:to="loc_us-gaap_LongLivedAssetsHeldForSaleNameDomain_019c2a8a-d4f9-7be1-92f9-52ad129a3721" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseholdsAndLeaseholdImprovementsMember_019c2a8a-d4f9-7193-ac71-c1d1a5983982" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LeaseholdsAndLeaseholdImprovementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongLivedAssetsHeldForSaleNameDomain_019c2a8a-d4f9-7be1-92f9-52ad129a3721" xlink:to="loc_us-gaap_LeaseholdsAndLeaseholdImprovementsMember_019c2a8a-d4f9-7193-ac71-c1d1a5983982" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCash_019c2a8a-d4f9-70d4-be62-d087b1813305" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCash"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_us-gaap_RestrictedCash_019c2a8a-d4f9-70d4-be62-d087b1813305" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedComputerSoftwareAmortization1_019c2a8a-d4f9-7704-9c31-6a2698cf3394" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedComputerSoftwareAmortization1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_us-gaap_CapitalizedComputerSoftwareAmortization1_019c2a8a-d4f9-7704-9c31-6a2698cf3394" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedComputerSoftwareAccumulatedAmortization_019c2a8a-d4f9-7ce1-bf8a-d40b9b858c71" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedComputerSoftwareAccumulatedAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_us-gaap_CapitalizedComputerSoftwareAccumulatedAmortization_019c2a8a-d4f9-7ce1-bf8a-d40b9b858c71" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillImpairmentLoss_019c2a8a-d4f9-7b7c-93f2-025b81396615" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GoodwillImpairmentLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_us-gaap_GoodwillImpairmentLoss_019c2a8a-d4f9-7b7c-93f2-025b81396615" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdvertisingExpense_019c2a8a-d4f9-793a-8eeb-103cc1ee8865" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdvertisingExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_us-gaap_AdvertisingExpense_019c2a8a-d4f9-793a-8eeb-103cc1ee8865" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_019c2a8a-d4f9-710f-bad1-9624d1a2a0fc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_019c2a8a-d4f9-710f-bad1-9624d1a2a0fc" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_019c2a8a-d4f9-7bf0-bdf5-e38971457835" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_019c2a8a-d4f9-7bf0-bdf5-e38971457835" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossRealized_019c2a8a-d4f9-7826-b5a0-823ab039c571" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCurrencyTransactionGainLossRealized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossRealized_019c2a8a-d4f9-7826-b5a0-823ab039c571" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingGainsLosses_019c2a8a-d4f9-7632-8dd9-337c8b1f10ae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingGainsLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_us-gaap_OtherNonoperatingGainsLosses_019c2a8a-d4f9-7632-8dd9-337c8b1f10ae" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_019c2a8a-d4f9-7a3f-86a4-aa4461489b6f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_019c2a8a-d4f9-7a3f-86a4-aa4461489b6f" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_RealizedGainLossOnDerivativesNotDesignatedAsHedgingInstruments_019c2a8a-d4f9-77e1-901f-fb47785fa888" xlink:href="cmpr-20260331.xsd#cmpr_RealizedGainLossOnDerivativesNotDesignatedAsHedgingInstruments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_cmpr_RealizedGainLossOnDerivativesNotDesignatedAsHedgingInstruments_019c2a8a-d4f9-77e1-901f-fb47785fa888" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019c2a8a-d4f9-7e6e-8db8-9904b62ad103" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019c2a8a-d4f9-7e6e-8db8-9904b62ad103" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesRestrictedStock_019c2a8a-d4f9-73a4-a6ec-d91b94f97210" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesRestrictedStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesRestrictedStock_019c2a8a-d4f9-73a4-a6ec-d91b94f97210" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_019c2a8a-d4f9-7317-a12e-7fda797e5904" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_019c2a8a-d4f9-7317-a12e-7fda797e5904" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_019c2a8a-d4f9-7fd5-b3de-30b4a6bfa456" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_019c2a8a-d4f9-7fd5-b3de-30b4a6bfa456" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019c2a8a-d4f9-74e2-93d4-32cf93d5e686" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_019c2a8a-d4f9-7cae-b193-b8dfcfad7b32" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019c2a8a-d4f9-74e2-93d4-32cf93d5e686" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_NetIncomeLossPerShareAttributableToCimpressPlcLineItems_019c2a8a-d4f9-7c35-aa82-7bdea04187fc" xlink:href="cmpr-20260331.xsd#cmpr_NetIncomeLossPerShareAttributableToCimpressPlcLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_NetIncomeLossPerShareAttributableToCimpressPlcTable_019c2a8a-d4f9-7d0e-9fc1-41252c0c532f" xlink:href="cmpr-20260331.xsd#cmpr_NetIncomeLossPerShareAttributableToCimpressPlcTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_cmpr_NetIncomeLossPerShareAttributableToCimpressPlcLineItems_019c2a8a-d4f9-7c35-aa82-7bdea04187fc" xlink:to="loc_cmpr_NetIncomeLossPerShareAttributableToCimpressPlcTable_019c2a8a-d4f9-7d0e-9fc1-41252c0c532f" xlink:type="arc" order="2" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d4f9-7864-b198-0f1a2565692f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_cmpr_NetIncomeLossPerShareAttributableToCimpressPlcTable_019c2a8a-d4f9-7d0e-9fc1-41252c0c532f" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d4f9-7864-b198-0f1a2565692f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7864-b198-0f1a2565692f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-750b-83b7-47cc60beb715" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WarrantMember_019c2a8a-d4f9-77c6-ba64-946aa11d9b5a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WarrantMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_UsGaap_StatementEquityComponentsAxisAxis_019c675d-c215-7544-9fa5-ac7bcfc3b677" xlink:href="cmpr-20260331.xsd#cmpr_UsGaap_StatementEquityComponentsAxisAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_cmpr_NetIncomeLossPerShareAttributableToCimpressPlcTable_019c2a8a-d4f9-7d0e-9fc1-41252c0c532f" xlink:to="loc_cmpr_UsGaap_StatementEquityComponentsAxisAxis_019c675d-c215-7544-9fa5-ac7bcfc3b677" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_UsGaap_StatementEquityComponentsAxisDomain_019c675d-c215-7544-9fa5-ac7bcfc3b677_default" xlink:href="cmpr-20260331.xsd#cmpr_UsGaap_StatementEquityComponentsAxisDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_cmpr_UsGaap_StatementEquityComponentsAxisAxis_019c675d-c215-7544-9fa5-ac7bcfc3b677" xlink:to="loc_cmpr_UsGaap_StatementEquityComponentsAxisDomain_019c675d-c215-7544-9fa5-ac7bcfc3b677_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_UsGaap_StatementEquityComponentsAxisDomain_019c675d-c215-709b-8365-0ea31f51eb98" xlink:href="cmpr-20260331.xsd#cmpr_UsGaap_StatementEquityComponentsAxisDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_cmpr_UsGaap_StatementEquityComponentsAxisAxis_019c675d-c215-7544-9fa5-ac7bcfc3b677" xlink:to="loc_cmpr_UsGaap_StatementEquityComponentsAxisDomain_019c675d-c215-709b-8365-0ea31f51eb98" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WarrantMember_019c675e-3999-741a-82de-5759a7cf72bd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WarrantMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_UsGaap_StatementEquityComponentsAxisDomain_019c675d-c215-709b-8365-0ea31f51eb98" xlink:to="loc_us-gaap_WarrantMember_019c675e-3999-741a-82de-5759a7cf72bd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019c2a8a-d4f9-722a-aede-11910b74cb31" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_NetIncomeLossPerShareAttributableToCimpressPlcLineItems_019c2a8a-d4f9-7c35-aa82-7bdea04187fc" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019c2a8a-d4f9-722a-aede-11910b74cb31" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesRestrictedStock_019c2a8a-d4f9-77b3-8f07-9438f936bb61" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesRestrictedStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_NetIncomeLossPerShareAttributableToCimpressPlcLineItems_019c2a8a-d4f9-7c35-aa82-7bdea04187fc" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesRestrictedStock_019c2a8a-d4f9-77b3-8f07-9438f936bb61" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019c2a8a-d4f9-782e-bc58-94b3bb23e4d8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_NetIncomeLossPerShareAttributableToCimpressPlcLineItems_019c2a8a-d4f9-7c35-aa82-7bdea04187fc" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019c2a8a-d4f9-782e-bc58-94b3bb23e4d8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_019c2a8a-d4f9-7120-bb95-ce1403f04983" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_NetIncomeLossPerShareAttributableToCimpressPlcLineItems_019c2a8a-d4f9-7c35-aa82-7bdea04187fc" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_019c2a8a-d4f9-7120-bb95-ce1403f04983" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_019c2a8a-d4f9-7a03-a204-9d28084461e8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_NetIncomeLossPerShareAttributableToCimpressPlcLineItems_019c2a8a-d4f9-7c35-aa82-7bdea04187fc" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_019c2a8a-d4f9-7a03-a204-9d28084461e8" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_019c2a8a-d4f9-759b-8e46-d8cf1f88d9b8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_NetIncomeLossPerShareAttributableToCimpressPlcLineItems_019c2a8a-d4f9-7c35-aa82-7bdea04187fc" xlink:to="loc_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_019c2a8a-d4f9-759b-8e46-d8cf1f88d9b8" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_019c2a8a-d4f9-7858-9dbe-c8d6442081bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_NetIncomeLossPerShareAttributableToCimpressPlcLineItems_019c2a8a-d4f9-7c35-aa82-7bdea04187fc" xlink:to="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_019c2a8a-d4f9-7858-9dbe-c8d6442081bc" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToCallOptionsAndWarrants_019c2a8a-d4f9-705d-84ab-9803d4a9f705" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncrementalCommonSharesAttributableToCallOptionsAndWarrants"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_NetIncomeLossPerShareAttributableToCimpressPlcLineItems_019c2a8a-d4f9-7c35-aa82-7bdea04187fc" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToCallOptionsAndWarrants_019c2a8a-d4f9-705d-84ab-9803d4a9f705" xlink:type="arc" order="7"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/FairValueMeasurementsDetails" xlink:type="simple" xlink:href="cmpr-20260331.xsd#FairValueMeasurementsDetails"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/FairValueMeasurementsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019c2a8a-d4f9-7bdc-bb1a-6ac4f9c69411" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019c2a8a-d4f9-7042-ab60-e498ddc6ad91" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019c2a8a-d4f9-7bdc-bb1a-6ac4f9c69411" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019c2a8a-d4f9-7042-ab60-e498ddc6ad91" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByLiabilityClassAxis_019c2a8a-d4f9-75be-95f6-4066f43e48f1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByLiabilityClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019c2a8a-d4f9-7042-ab60-e498ddc6ad91" xlink:to="loc_us-gaap_FairValueByLiabilityClassAxis_019c2a8a-d4f9-75be-95f6-4066f43e48f1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_019c2a8a-d4f9-75be-95f6-4066f43e48f1_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_019c2a8a-d4f9-75be-95f6-4066f43e48f1" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_019c2a8a-d4f9-75be-95f6-4066f43e48f1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_019c2a8a-d4f9-7d33-ae77-5c85d2c9a046" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_019c2a8a-d4f9-75be-95f6-4066f43e48f1" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_019c2a8a-d4f9-7d33-ae77-5c85d2c9a046" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncurrentLiabilitiesMember_019c2a8a-d4f9-7ed3-a6af-9061508ec377" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNoncurrentLiabilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_019c2a8a-d4f9-7d33-ae77-5c85d2c9a046" xlink:to="loc_us-gaap_OtherNoncurrentLiabilitiesMember_019c2a8a-d4f9-7ed3-a6af-9061508ec377" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCurrentLiabilitiesMember_019c2a8a-d4f9-78e7-8d08-2ee47c03e758" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherCurrentLiabilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_019c2a8a-d4f9-7d33-ae77-5c85d2c9a046" xlink:to="loc_us-gaap_OtherCurrentLiabilitiesMember_019c2a8a-d4f9-78e7-8d08-2ee47c03e758" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019c2a8a-d4f9-7d72-a0df-ec7945929c17" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019c2a8a-d4f9-7042-ab60-e498ddc6ad91" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019c2a8a-d4f9-7d72-a0df-ec7945929c17" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019c2a8a-d4f9-7d72-a0df-ec7945929c17_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019c2a8a-d4f9-7d72-a0df-ec7945929c17" xlink:to="loc_us-gaap_ClassOfStockDomain_019c2a8a-d4f9-7d72-a0df-ec7945929c17_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019c2a8a-d4f9-7af4-89f2-ab5957e91740" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019c2a8a-d4f9-7d72-a0df-ec7945929c17" xlink:to="loc_us-gaap_ClassOfStockDomain_019c2a8a-d4f9-7af4-89f2-ab5957e91740" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_019c2a8a-d4f9-70a5-93ec-139747361321" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019c2a8a-d4f9-7042-ab60-e498ddc6ad91" xlink:to="loc_us-gaap_HedgingDesignationAxis_019c2a8a-d4f9-70a5-93ec-139747361321" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_019c2a8a-d4f9-70a5-93ec-139747361321_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_019c2a8a-d4f9-70a5-93ec-139747361321" xlink:to="loc_us-gaap_HedgingDesignationDomain_019c2a8a-d4f9-70a5-93ec-139747361321_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_019c2a8a-d4f9-73dd-b205-f2e48b85c84f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_019c2a8a-d4f9-70a5-93ec-139747361321" xlink:to="loc_us-gaap_HedgingDesignationDomain_019c2a8a-d4f9-73dd-b205-f2e48b85c84f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NondesignatedMember_019c2a8a-d4f9-79c2-bafc-ded3f0cc78a6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NondesignatedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_019c2a8a-d4f9-73dd-b205-f2e48b85c84f" xlink:to="loc_us-gaap_NondesignatedMember_019c2a8a-d4f9-79c2-bafc-ded3f0cc78a6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019c2a8a-d4f9-7bd4-a6b3-b5ca64da8bcd" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019c2a8a-d4f9-7042-ab60-e498ddc6ad91" xlink:to="loc_srt_RangeAxis_019c2a8a-d4f9-7bd4-a6b3-b5ca64da8bcd" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019c2a8a-d4f9-7bd4-a6b3-b5ca64da8bcd_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_019c2a8a-d4f9-7bd4-a6b3-b5ca64da8bcd" xlink:to="loc_srt_RangeMember_019c2a8a-d4f9-7bd4-a6b3-b5ca64da8bcd_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019c2a8a-d4f9-78ad-98dc-e1977588e0c7" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_019c2a8a-d4f9-7bd4-a6b3-b5ca64da8bcd" xlink:to="loc_srt_RangeMember_019c2a8a-d4f9-78ad-98dc-e1977588e0c7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019c2a8a-d4f9-7840-953a-0f63f3bdb0a4" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019c2a8a-d4f9-78ad-98dc-e1977588e0c7" xlink:to="loc_srt_MaximumMember_019c2a8a-d4f9-7840-953a-0f63f3bdb0a4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-7ac8-a3b9-5345b752b766" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019c2a8a-d4f9-7042-ab60-e498ddc6ad91" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-7ac8-a3b9-5345b752b766" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7ac8-a3b9-5345b752b766_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-7ac8-a3b9-5345b752b766" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7ac8-a3b9-5345b752b766_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7a08-9efc-0344c06e8fab" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-7ac8-a3b9-5345b752b766" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7a08-9efc-0344c06e8fab" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeForwardMember_019c2a8a-d4f9-7e3e-bb6c-598a7427394e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignExchangeForwardMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7a08-9efc-0344c06e8fab" xlink:to="loc_us-gaap_ForeignExchangeForwardMember_019c2a8a-d4f9-7e3e-bb6c-598a7427394e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_019c2a8a-d4f9-7d62-858e-d278aaffa2f8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestRateSwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7a08-9efc-0344c06e8fab" xlink:to="loc_us-gaap_InterestRateSwapMember_019c2a8a-d4f9-7d62-858e-d278aaffa2f8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeOptionMember_019c2a8a-d4f9-7651-be5d-24127fbf2dbf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignExchangeOptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7a08-9efc-0344c06e8fab" xlink:to="loc_us-gaap_ForeignExchangeOptionMember_019c2a8a-d4f9-7651-be5d-24127fbf2dbf" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CrossCurrencyInterestRateContractMember_019c2a8a-d4f9-75a6-afda-b13b9087e888" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CrossCurrencyInterestRateContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7a08-9efc-0344c06e8fab" xlink:to="loc_us-gaap_CrossCurrencyInterestRateContractMember_019c2a8a-d4f9-75a6-afda-b13b9087e888" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019c2a8a-d4f9-78e2-b858-864e65ca4974" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019c2a8a-d4f9-7042-ab60-e498ddc6ad91" xlink:to="loc_us-gaap_InvestmentTypeAxis_019c2a8a-d4f9-78e2-b858-864e65ca4974" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019c2a8a-d4f9-78e2-b858-864e65ca4974_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_019c2a8a-d4f9-78e2-b858-864e65ca4974" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019c2a8a-d4f9-78e2-b858-864e65ca4974_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019c2a8a-d4f9-7f97-b9cc-0b85cf279d3c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_019c2a8a-d4f9-78e2-b858-864e65ca4974" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019c2a8a-d4f9-7f97-b9cc-0b85cf279d3c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_019c2a8a-d4f9-7255-aa5b-d40c956477c9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019c2a8a-d4f9-7f97-b9cc-0b85cf279d3c" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_019c2a8a-d4f9-7255-aa5b-d40c956477c9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USGovernmentDebtSecuritiesMember_019c2a8a-d4f9-7850-bd39-bb74814856a8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_USGovernmentDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019c2a8a-d4f9-7f97-b9cc-0b85cf279d3c" xlink:to="loc_us-gaap_USGovernmentDebtSecuritiesMember_019c2a8a-d4f9-7850-bd39-bb74814856a8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_019c2a8a-d4f9-79bc-9b13-7e481ebe387f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019c2a8a-d4f9-7042-ab60-e498ddc6ad91" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_019c2a8a-d4f9-79bc-9b13-7e481ebe387f" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_019c2a8a-d4f9-79bc-9b13-7e481ebe387f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_019c2a8a-d4f9-79bc-9b13-7e481ebe387f" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_019c2a8a-d4f9-79bc-9b13-7e481ebe387f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_019c2a8a-d4f9-74bd-bc8a-504933af68b7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_019c2a8a-d4f9-79bc-9b13-7e481ebe387f" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_019c2a8a-d4f9-74bd-bc8a-504933af68b7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_019c2a8a-d4f9-7293-89a5-9373e6128be6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_019c2a8a-d4f9-74bd-bc8a-504933af68b7" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_019c2a8a-d4f9-7293-89a5-9373e6128be6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019c2a8a-d4f9-75bc-9f6c-2cb5c4ce8859" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019c2a8a-d4f9-7042-ab60-e498ddc6ad91" xlink:to="loc_us-gaap_DebtInstrumentAxis_019c2a8a-d4f9-75bc-9f6c-2cb5c4ce8859" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019c2a8a-d4f9-75bc-9f6c-2cb5c4ce8859_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_019c2a8a-d4f9-75bc-9f6c-2cb5c4ce8859" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019c2a8a-d4f9-75bc-9f6c-2cb5c4ce8859_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019c2a8a-d4f9-7638-b3fd-f94f2a95067d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_019c2a8a-d4f9-75bc-9f6c-2cb5c4ce8859" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019c2a8a-d4f9-7638-b3fd-f94f2a95067d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019c2a8a-d4f9-7864-ad04-a9ad99dd20ac" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019c2a8a-d4f9-7042-ab60-e498ddc6ad91" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019c2a8a-d4f9-7864-ad04-a9ad99dd20ac" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019c2a8a-d4f9-7864-ad04-a9ad99dd20ac_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019c2a8a-d4f9-7864-ad04-a9ad99dd20ac" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019c2a8a-d4f9-7864-ad04-a9ad99dd20ac_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019c2a8a-d4f9-73cd-9299-3afab646ef07" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019c2a8a-d4f9-7864-ad04-a9ad99dd20ac" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019c2a8a-d4f9-73cd-9299-3afab646ef07" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_019c2a8a-d4f9-75ba-beaa-6f61755b2def" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019c2a8a-d4f9-73cd-9299-3afab646ef07" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_019c2a8a-d4f9-75ba-beaa-6f61755b2def" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4f9-7915-afcd-c68adb947538" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_019c2a8a-d4f9-7042-ab60-e498ddc6ad91" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4f9-7915-afcd-c68adb947538" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-7915-afcd-c68adb947538_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4f9-7915-afcd-c68adb947538" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-7915-afcd-c68adb947538_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-79f0-9531-68c9ecfb971f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4f9-7915-afcd-c68adb947538" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-79f0-9531-68c9ecfb971f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_MarketableSecuritiesCurrentMember_019c2a8a-d4f9-7d9a-9688-37974db194f7" xlink:href="cmpr-20260331.xsd#cmpr_MarketableSecuritiesCurrentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-79f0-9531-68c9ecfb971f" xlink:to="loc_cmpr_MarketableSecuritiesCurrentMember_019c2a8a-d4f9-7d9a-9688-37974db194f7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_019c2a8a-d4f9-7088-86bc-5c86b2ddaf2c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019c2a8a-d4f9-7bdc-bb1a-6ac4f9c69411" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_019c2a8a-d4f9-7088-86bc-5c86b2ddaf2c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_019c2a8a-d4f9-73bf-965d-43f2299c0e52" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019c2a8a-d4f9-7bdc-bb1a-6ac4f9c69411" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_019c2a8a-d4f9-73bf-965d-43f2299c0e52" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_019c2a8a-d4f9-74bb-b277-25177ee2e9c5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019c2a8a-d4f9-7bdc-bb1a-6ac4f9c69411" xlink:to="loc_us-gaap_DerivativeLiabilities_019c2a8a-d4f9-74bb-b277-25177ee2e9c5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_019c2a8a-d4f9-744c-80d2-1b7afb6b830a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019c2a8a-d4f9-7bdc-bb1a-6ac4f9c69411" xlink:to="loc_us-gaap_LiabilitiesFairValueDisclosure_019c2a8a-d4f9-744c-80d2-1b7afb6b830a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyContractAssetFairValueDisclosure_019c2a8a-d4f9-7e8a-9d0b-aa9bfb3a26bf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCurrencyContractAssetFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019c2a8a-d4f9-7bdc-bb1a-6ac4f9c69411" xlink:to="loc_us-gaap_ForeignCurrencyContractAssetFairValueDisclosure_019c2a8a-d4f9-7e8a-9d0b-aa9bfb3a26bf" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_019c2a8a-d4f9-79b5-aa86-118ec11795df" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019c2a8a-d4f9-7bdc-bb1a-6ac4f9c69411" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_019c2a8a-d4f9-79b5-aa86-118ec11795df" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFairValue_019c2a8a-d4f9-793a-b564-cce246dda6bd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019c2a8a-d4f9-7bdc-bb1a-6ac4f9c69411" xlink:to="loc_us-gaap_DebtInstrumentFairValue_019c2a8a-d4f9-793a-b564-cce246dda6bd" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNumberOfInstrumentsHeld_019c2a8a-d4f9-765f-b92f-2ca7ada2ecc4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeNumberOfInstrumentsHeld"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019c2a8a-d4f9-7bdc-bb1a-6ac4f9c69411" xlink:to="loc_us-gaap_DerivativeNumberOfInstrumentsHeld_019c2a8a-d4f9-765f-b92f-2ca7ada2ecc4" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesNoncurrent_019c2a8a-d4f9-745f-b449-6269cb9ce196" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MarketableSecuritiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019c2a8a-d4f9-7bdc-bb1a-6ac4f9c69411" xlink:to="loc_us-gaap_MarketableSecuritiesNoncurrent_019c2a8a-d4f9-745f-b449-6269cb9ce196" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecurities_019c2a8a-d4f9-7443-bf04-4015d8aa9d39" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MarketableSecurities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019c2a8a-d4f9-7bdc-bb1a-6ac4f9c69411" xlink:to="loc_us-gaap_MarketableSecurities_019c2a8a-d4f9-7443-bf04-4015d8aa9d39" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnInvestments_019c2a8a-d4f9-707a-b743-90b5ff985fc5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainLossOnInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019c2a8a-d4f9-7bdc-bb1a-6ac4f9c69411" xlink:to="loc_us-gaap_GainLossOnInvestments_019c2a8a-d4f9-707a-b743-90b5ff985fc5" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsFairValueDisclosure_019c2a8a-d4f9-7ccd-b379-120cc2a9c547" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019c2a8a-d4f9-7bdc-bb1a-6ac4f9c69411" xlink:to="loc_us-gaap_InvestmentsFairValueDisclosure_019c2a8a-d4f9-7ccd-b379-120cc2a9c547" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesCurrent_019c2a8a-d4f9-73b8-8c68-d51359083c92" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MarketableSecuritiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019c2a8a-d4f9-7bdc-bb1a-6ac4f9c69411" xlink:to="loc_us-gaap_MarketableSecuritiesCurrent_019c2a8a-d4f9-73b8-8c68-d51359083c92" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToCallOptionsAndWarrants_019c2a8a-d4f9-7788-b261-46829241809d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncrementalCommonSharesAttributableToCallOptionsAndWarrants"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_019c2a8a-d4f9-7bdc-bb1a-6ac4f9c69411" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToCallOptionsAndWarrants_019c2a8a-d4f9-7788-b261-46829241809d" xlink:type="arc" order="13"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/DerivativeFinancialInstrumentsDetails" xlink:type="simple" xlink:href="cmpr-20260331.xsd#DerivativeFinancialInstrumentsDetails"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/DerivativeFinancialInstrumentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeTable_019c2a8a-d4f9-7c9a-9425-5e812731eea4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_DerivativeTable_019c2a8a-d4f9-7c9a-9425-5e812731eea4" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019c2a8a-d4f9-769a-abeb-2de545a0888f" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_019c2a8a-d4f9-7c9a-9425-5e812731eea4" xlink:to="loc_srt_RangeAxis_019c2a8a-d4f9-769a-abeb-2de545a0888f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019c2a8a-d4f9-769a-abeb-2de545a0888f_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_019c2a8a-d4f9-769a-abeb-2de545a0888f" xlink:to="loc_srt_RangeMember_019c2a8a-d4f9-769a-abeb-2de545a0888f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019c2a8a-d4f9-74ea-bc14-587ed22b6e8b" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_019c2a8a-d4f9-769a-abeb-2de545a0888f" xlink:to="loc_srt_RangeMember_019c2a8a-d4f9-74ea-bc14-587ed22b6e8b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019c2a8a-d4f9-7b49-83b0-399074043cf2" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019c2a8a-d4f9-74ea-bc14-587ed22b6e8b" xlink:to="loc_srt_MinimumMember_019c2a8a-d4f9-7b49-83b0-399074043cf2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019c2a8a-d4f9-7833-b39b-d07250a58bdb" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019c2a8a-d4f9-74ea-bc14-587ed22b6e8b" xlink:to="loc_srt_MaximumMember_019c2a8a-d4f9-7833-b39b-d07250a58bdb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_019c2a8a-d4f9-7b47-99bc-2bc0a94367ee" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_019c2a8a-d4f9-7c9a-9425-5e812731eea4" xlink:to="loc_us-gaap_HedgingDesignationAxis_019c2a8a-d4f9-7b47-99bc-2bc0a94367ee" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_019c2a8a-d4f9-7b47-99bc-2bc0a94367ee_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_019c2a8a-d4f9-7b47-99bc-2bc0a94367ee" xlink:to="loc_us-gaap_HedgingDesignationDomain_019c2a8a-d4f9-7b47-99bc-2bc0a94367ee_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_019c2a8a-d4f9-7b22-be05-2fcb4fe46298" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_019c2a8a-d4f9-7b47-99bc-2bc0a94367ee" xlink:to="loc_us-gaap_HedgingDesignationDomain_019c2a8a-d4f9-7b22-be05-2fcb4fe46298" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_019c2a8a-d4f9-7dc8-a42c-9c6c89170d16" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_019c2a8a-d4f9-7b22-be05-2fcb4fe46298" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_019c2a8a-d4f9-7dc8-a42c-9c6c89170d16" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NondesignatedMember_019c2a8a-d4f9-7b70-aa95-2d52f466ae61" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NondesignatedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_019c2a8a-d4f9-7b22-be05-2fcb4fe46298" xlink:to="loc_us-gaap_NondesignatedMember_019c2a8a-d4f9-7b70-aa95-2d52f466ae61" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d4f9-7f61-ab63-9ba4a707cd25" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_019c2a8a-d4f9-7c9a-9425-5e812731eea4" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d4f9-7f61-ab63-9ba4a707cd25" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7f61-ab63-9ba4a707cd25_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d4f9-7f61-ab63-9ba4a707cd25" xlink:to="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7f61-ab63-9ba4a707cd25_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7e8a-8dee-28a9d9755f41" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d4f9-7f61-ab63-9ba4a707cd25" xlink:to="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7e8a-8dee-28a9d9755f41" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_019c2a8a-d4f9-72a9-8fdc-83eac277e696" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7e8a-8dee-28a9d9755f41" xlink:to="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_019c2a8a-d4f9-72a9-8fdc-83eac277e696" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_019c2a8a-d4f9-77c0-95fc-5b3ef9ca4b61" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_019c2a8a-d4f9-7c9a-9425-5e812731eea4" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_019c2a8a-d4f9-77c0-95fc-5b3ef9ca4b61" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_019c2a8a-d4f9-77c0-95fc-5b3ef9ca4b61_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_019c2a8a-d4f9-77c0-95fc-5b3ef9ca4b61" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_019c2a8a-d4f9-77c0-95fc-5b3ef9ca4b61_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_019c2a8a-d4f9-715a-b8e9-94238e7b2261" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_019c2a8a-d4f9-77c0-95fc-5b3ef9ca4b61" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_019c2a8a-d4f9-715a-b8e9-94238e7b2261" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_019c2a8a-d4f9-77cd-afec-692c4d2c8d7e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_019c2a8a-d4f9-715a-b8e9-94238e7b2261" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_019c2a8a-d4f9-77cd-afec-692c4d2c8d7e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_019c2a8a-d4f9-7234-b7fb-e7655301485c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_019c2a8a-d4f9-7c9a-9425-5e812731eea4" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_019c2a8a-d4f9-7234-b7fb-e7655301485c" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_019c2a8a-d4f9-7234-b7fb-e7655301485c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_019c2a8a-d4f9-7234-b7fb-e7655301485c" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_019c2a8a-d4f9-7234-b7fb-e7655301485c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_019c2a8a-d4f9-745e-b8b9-4a8f0e95e498" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_019c2a8a-d4f9-7234-b7fb-e7655301485c" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_019c2a8a-d4f9-745e-b8b9-4a8f0e95e498" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_019c2a8a-d4f9-7a3b-8a22-82b4dd5bddc8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_019c2a8a-d4f9-745e-b8b9-4a8f0e95e498" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_019c2a8a-d4f9-7a3b-8a22-82b4dd5bddc8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_019c2a8a-d4f9-7df6-8119-e35e51fba023" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_019c2a8a-d4f9-7c9a-9425-5e812731eea4" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_019c2a8a-d4f9-7df6-8119-e35e51fba023" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d4f9-7df6-8119-e35e51fba023_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_019c2a8a-d4f9-7df6-8119-e35e51fba023" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d4f9-7df6-8119-e35e51fba023_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d4f9-79f5-8aca-c4660a8b3673" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_019c2a8a-d4f9-7df6-8119-e35e51fba023" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d4f9-79f5-8aca-c4660a8b3673" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseMember_019c2a8a-d4f9-78df-944c-b48afb61c8ca" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d4f9-79f5-8aca-c4660a8b3673" xlink:to="loc_us-gaap_InterestExpenseMember_019c2a8a-d4f9-78df-944c-b48afb61c8ca" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfSalesMember_019c2a8a-d4f9-7d5a-aceb-d1b5ac8c7afd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfSalesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d4f9-79f5-8aca-c4660a8b3673" xlink:to="loc_us-gaap_CostOfSalesMember_019c2a8a-d4f9-7d5a-aceb-d1b5ac8c7afd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpenseMember_019c2a8a-d4f9-7c49-a71c-c66a7ae1d38b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d4f9-79f5-8aca-c4660a8b3673" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpenseMember_019c2a8a-d4f9-7c49-a71c-c66a7ae1d38b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpenseMember_019c2a8a-d4f9-73a8-b35d-3c623425b973" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GeneralAndAdministrativeExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d4f9-79f5-8aca-c4660a8b3673" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpenseMember_019c2a8a-d4f9-73a8-b35d-3c623425b973" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncomeMember_019c2a8a-d4f9-717e-9f36-4ffd7cbee509" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d4f9-79f5-8aca-c4660a8b3673" xlink:to="loc_us-gaap_OtherIncomeMember_019c2a8a-d4f9-717e-9f36-4ffd7cbee509" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_IncomelossbeforetaxesMember_019c2a8a-d4f9-7d66-8012-5fcafb89e1b3" xlink:href="cmpr-20260331.xsd#cmpr_IncomelossbeforetaxesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d4f9-79f5-8aca-c4660a8b3673" xlink:to="loc_cmpr_IncomelossbeforetaxesMember_019c2a8a-d4f9-7d66-8012-5fcafb89e1b3" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_IncomeTaxExpenseBenefitMember_019c2a8a-d4f9-7395-8cd0-93f93ba48cae" xlink:href="cmpr-20260331.xsd#cmpr_IncomeTaxExpenseBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d4f9-79f5-8aca-c4660a8b3673" xlink:to="loc_cmpr_IncomeTaxExpenseBenefitMember_019c2a8a-d4f9-7395-8cd0-93f93ba48cae" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-71d1-8fd7-48a874aae1ef" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_019c2a8a-d4f9-7c9a-9425-5e812731eea4" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-71d1-8fd7-48a874aae1ef" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-71d1-8fd7-48a874aae1ef_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-71d1-8fd7-48a874aae1ef" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-71d1-8fd7-48a874aae1ef_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-75df-97ab-a53feb67f063" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-71d1-8fd7-48a874aae1ef" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-75df-97ab-a53feb67f063" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeOptionMember_019c2a8a-d4f9-723c-ac41-0549f1eeb860" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignExchangeOptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-75df-97ab-a53feb67f063" xlink:to="loc_us-gaap_ForeignExchangeOptionMember_019c2a8a-d4f9-723c-ac41-0549f1eeb860" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentHedgingMember_019c2a8a-d4f9-71d8-8a6c-addea789ddab" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetInvestmentHedgingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-75df-97ab-a53feb67f063" xlink:to="loc_us-gaap_NetInvestmentHedgingMember_019c2a8a-d4f9-71d8-8a6c-addea789ddab" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_019c2a8a-d4f9-72a5-88ca-b216376af4dc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestRateSwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-75df-97ab-a53feb67f063" xlink:to="loc_us-gaap_InterestRateSwapMember_019c2a8a-d4f9-72a5-88ca-b216376af4dc" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeForwardMember_019c2a8a-d4f9-7d60-9e00-f5ef83ea0647" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignExchangeForwardMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-75df-97ab-a53feb67f063" xlink:to="loc_us-gaap_ForeignExchangeForwardMember_019c2a8a-d4f9-7d60-9e00-f5ef83ea0647" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForwardContractsMember_019c2a8a-d4f9-7ce7-80bb-5d2716c49596" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForwardContractsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-75df-97ab-a53feb67f063" xlink:to="loc_us-gaap_ForwardContractsMember_019c2a8a-d4f9-7ce7-80bb-5d2716c49596" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansMember_019c2a8a-d4f9-712e-ac7f-68ff37b7af88" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LoansMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-75df-97ab-a53feb67f063" xlink:to="loc_us-gaap_LoansMember_019c2a8a-d4f9-712e-ac7f-68ff37b7af88" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateFloorMember_019c2a8a-d4f9-7d77-8f4f-1541505f1bfb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestRateFloorMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-75df-97ab-a53feb67f063" xlink:to="loc_us-gaap_InterestRateFloorMember_019c2a8a-d4f9-7d77-8f4f-1541505f1bfb" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateCapMember_019c2a8a-d4f9-7699-863d-e2c4e76863cf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestRateCapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-75df-97ab-a53feb67f063" xlink:to="loc_us-gaap_InterestRateCapMember_019c2a8a-d4f9-7699-863d-e2c4e76863cf" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrencySwapMember_019c2a8a-d4f9-732e-abd8-0e4210dc45da" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrencySwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-75df-97ab-a53feb67f063" xlink:to="loc_us-gaap_CurrencySwapMember_019c2a8a-d4f9-732e-abd8-0e4210dc45da" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_019c2a8a-d4f9-7de3-b7f6-9567f6b532aa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_019c2a8a-d4f9-7c9a-9425-5e812731eea4" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_019c2a8a-d4f9-7de3-b7f6-9567f6b532aa" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_019c2a8a-d4f9-7de3-b7f6-9567f6b532aa_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingRelationshipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_019c2a8a-d4f9-7de3-b7f6-9567f6b532aa" xlink:to="loc_us-gaap_HedgingRelationshipDomain_019c2a8a-d4f9-7de3-b7f6-9567f6b532aa_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_019c2a8a-d4f9-7fbd-b065-b4c53e660566" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingRelationshipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_019c2a8a-d4f9-7de3-b7f6-9567f6b532aa" xlink:to="loc_us-gaap_HedgingRelationshipDomain_019c2a8a-d4f9-7fbd-b065-b4c53e660566" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_019c2a8a-d4f9-79db-95f8-c238a5f936a1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingRelationshipDomain_019c2a8a-d4f9-7fbd-b065-b4c53e660566" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_019c2a8a-d4f9-79db-95f8-c238a5f936a1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateAxis_019c2a8a-d4f9-7eb2-a9a7-c559eb3613a5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableRateAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_019c2a8a-d4f9-7c9a-9425-5e812731eea4" xlink:to="loc_us-gaap_VariableRateAxis_019c2a8a-d4f9-7eb2-a9a7-c559eb3613a5" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_019c2a8a-d4f9-7eb2-a9a7-c559eb3613a5_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableRateDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_VariableRateAxis_019c2a8a-d4f9-7eb2-a9a7-c559eb3613a5" xlink:to="loc_us-gaap_VariableRateDomain_019c2a8a-d4f9-7eb2-a9a7-c559eb3613a5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_019c2a8a-d4f9-72de-a34c-9d8b8df72835" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableRateDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_VariableRateAxis_019c2a8a-d4f9-7eb2-a9a7-c559eb3613a5" xlink:to="loc_us-gaap_VariableRateDomain_019c2a8a-d4f9-72de-a34c-9d8b8df72835" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_LondonInterbankOfferedRateMember_019c2a8a-d4f9-7b3d-bcf1-c1a5de59177f" xlink:href="cmpr-20260331.xsd#cmpr_LondonInterbankOfferedRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_019c2a8a-d4f9-72de-a34c-9d8b8df72835" xlink:to="loc_cmpr_LondonInterbankOfferedRateMember_019c2a8a-d4f9-7b3d-bcf1-c1a5de59177f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember_019c2a8a-d4f9-7c64-9afd-ff52a847a1cb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_019c2a8a-d4f9-72de-a34c-9d8b8df72835" xlink:to="loc_us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember_019c2a8a-d4f9-7c64-9afd-ff52a847a1cb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_SecuredOvernightFinancingRateSofrDailyIndexMember_019c2a8a-d4f9-7bbd-88d4-7f9265a22b34" xlink:href="cmpr-20260331.xsd#cmpr_SecuredOvernightFinancingRateSofrDailyIndexMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_019c2a8a-d4f9-72de-a34c-9d8b8df72835" xlink:to="loc_cmpr_SecuredOvernightFinancingRateSofrDailyIndexMember_019c2a8a-d4f9-7bbd-88d4-7f9265a22b34" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4f9-7b90-9baf-6ecb84f63266" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_019c2a8a-d4f9-7c9a-9425-5e812731eea4" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4f9-7b90-9baf-6ecb84f63266" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-7b90-9baf-6ecb84f63266_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4f9-7b90-9baf-6ecb84f63266" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-7b90-9baf-6ecb84f63266_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-70f1-b7d0-8d8db9e0ea01" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4f9-7b90-9baf-6ecb84f63266" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-70f1-b7d0-8d8db9e0ea01" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_MarketableSecuritiesCurrentMember_019c2a8a-d4f9-752b-a817-bb29811cde04" xlink:href="cmpr-20260331.xsd#cmpr_MarketableSecuritiesCurrentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-70f1-b7d0-8d8db9e0ea01" xlink:to="loc_cmpr_MarketableSecuritiesCurrentMember_019c2a8a-d4f9-752b-a817-bb29811cde04" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_MarketableSecuritiesNoncurrentMember_019c2a8a-d4f9-77f7-bac8-0b00a6e01e35" xlink:href="cmpr-20260331.xsd#cmpr_MarketableSecuritiesNoncurrentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4f9-70f1-b7d0-8d8db9e0ea01" xlink:to="loc_cmpr_MarketableSecuritiesNoncurrentMember_019c2a8a-d4f9-77f7-bac8-0b00a6e01e35" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths_019c2a8a-d4f9-7c73-932f-0b26c6dbc657" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths_019c2a8a-d4f9-7c73-932f-0b26c6dbc657" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNumberOfInstrumentsHeld_019c2a8a-d4f9-74fe-bab2-a754e10b4f82" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeNumberOfInstrumentsHeld"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_DerivativeNumberOfInstrumentsHeld_019c2a8a-d4f9-74fe-bab2-a754e10b4f82" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetNotionalAmount_019c2a8a-d4f9-7284-88fb-e4b2a052df65" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAssetNotionalAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_DerivativeAssetNotionalAmount_019c2a8a-d4f9-7284-88fb-e4b2a052df65" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_NotionalValueOfContractsWithFutureStartDate_019c2a8a-d4f9-7710-b5bc-4e46050e023e" xlink:href="cmpr-20260331.xsd#cmpr_NotionalValueOfContractsWithFutureStartDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_cmpr_NotionalValueOfContractsWithFutureStartDate_019c2a8a-d4f9-7710-b5bc-4e46050e023e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_Currentandfuturenotionalamount_019c2a8a-d4f9-74cb-bfca-c5efba711053" xlink:href="cmpr-20260331.xsd#cmpr_Currentandfuturenotionalamount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_cmpr_Currentandfuturenotionalamount_019c2a8a-d4f9-74cb-bfca-c5efba711053" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNotionalAmount_019c2a8a-d4f9-7935-8e6a-fb4be4e53c8a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeNotionalAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_DerivativeNotionalAmount_019c2a8a-d4f9-7935-8e6a-fb4be4e53c8a" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeMaturityDates_019c2a8a-d4f9-772d-99f8-a29353e45f58" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeMaturityDates"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_DerivativeMaturityDates_019c2a8a-d4f9-772d-99f8-a29353e45f58" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeUnderlyingBasis_019c2a8a-d4f9-7598-ba07-bd34a2b7a68e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeUnderlyingBasis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_DerivativeUnderlyingBasis_019c2a8a-d4f9-7598-ba07-bd34a2b7a68e" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_019c2a8a-d4f9-7ebb-a6c1-f7f78f93811c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_019c2a8a-d4f9-7ebb-a6c1-f7f78f93811c" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetFairValueGrossLiability_019c2a8a-d4f9-7dce-95ed-e9f069c6daeb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAssetFairValueGrossLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_DerivativeAssetFairValueGrossLiability_019c2a8a-d4f9-7dce-95ed-e9f069c6daeb" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateCashFlowHedgeAssetAtFairValue_019c2a8a-d4f9-72cb-8382-67691ca46eda" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestRateCashFlowHedgeAssetAtFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_InterestRateCashFlowHedgeAssetAtFairValue_019c2a8a-d4f9-72cb-8382-67691ca46eda" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyContractAssetFairValueDisclosure_019c2a8a-d4f9-7dc9-a041-f432a4b84142" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCurrencyContractAssetFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_ForeignCurrencyContractAssetFairValueDisclosure_019c2a8a-d4f9-7dc9-a041-f432a4b84142" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssets_019c2a8a-d4f9-7e54-a961-6cc2ce19cb05" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_DerivativeAssets_019c2a8a-d4f9-7e54-a961-6cc2ce19cb05" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_019c2a8a-d4f9-79f6-91f5-3c2fb6a44bca" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_019c2a8a-d4f9-79f6-91f5-3c2fb6a44bca" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityFairValueGrossAsset_019c2a8a-d4f9-738d-aa45-c670075bd2ee" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilityFairValueGrossAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_DerivativeLiabilityFairValueGrossAsset_019c2a8a-d4f9-738d-aa45-c670075bd2ee" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentHedgeDerivativeLiabilitiesAtFairValue_019c2a8a-d4f9-7c9b-a330-bc8b4c4f7584" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetInvestmentHedgeDerivativeLiabilitiesAtFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_NetInvestmentHedgeDerivativeLiabilitiesAtFairValue_019c2a8a-d4f9-7c9b-a330-bc8b4c4f7584" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentHedgeDerivativeAssetsAtFairValue_019c2a8a-d4f9-7524-9644-87c91d778b1c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetInvestmentHedgeDerivativeAssetsAtFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_NetInvestmentHedgeDerivativeAssetsAtFairValue_019c2a8a-d4f9-7524-9644-87c91d778b1c" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure_019c2a8a-d4f9-74af-9f1d-00f4d4cbebf7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure_019c2a8a-d4f9-74af-9f1d-00f4d4cbebf7" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateCashFlowHedgeLiabilityAtFairValue_019c2a8a-d4f9-7f61-8092-10a655daec67" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestRateCashFlowHedgeLiabilityAtFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_InterestRateCashFlowHedgeLiabilityAtFairValue_019c2a8a-d4f9-7f61-8092-10a655daec67" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_019c2a8a-d4f9-78c1-9ae6-1fb944938780" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_DerivativeLiabilities_019c2a8a-d4f9-78c1-9ae6-1fb944938780" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_019c2a8a-d4f9-7e96-91fd-902f64ca37a0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_019c2a8a-d4f9-7e96-91fd-902f64ca37a0" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossReclassificationBeforeTax_019c2a8a-d4f9-75d3-9794-47db42d0dcd4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossReclassificationBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossReclassificationBeforeTax_019c2a8a-d4f9-75d3-9794-47db42d0dcd4" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019c2a8a-d4f9-7102-8361-67def1b79886" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019c2a8a-d4f9-7102-8361-67def1b79886" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_019c2a8a-d4f9-73d8-8562-74a724cdebfa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_019c2a8a-d4f9-73d8-8562-74a724cdebfa" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_DerivativeInstrumentsTaxGainLossReclassifiedFromAccumulatedOCIIntoIncome_019c2a8a-d4f9-7140-b99f-61808fdca101" xlink:href="cmpr-20260331.xsd#cmpr_DerivativeInstrumentsTaxGainLossReclassifiedFromAccumulatedOCIIntoIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_cmpr_DerivativeInstrumentsTaxGainLossReclassifiedFromAccumulatedOCIIntoIncome_019c2a8a-d4f9-7140-b99f-61808fdca101" xlink:type="arc" order="24"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesNoncurrent_019c2a8a-d4f9-77ad-a098-4a59f4848c93" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MarketableSecuritiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_MarketableSecuritiesNoncurrent_019c2a8a-d4f9-77ad-a098-4a59f4848c93" xlink:type="arc" order="25"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtExtinguishmentCosts_019c2a8a-d4f9-7d00-983c-5f64a331ea67" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsOfDebtExtinguishmentCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_PaymentsOfDebtExtinguishmentCosts_019c2a8a-d4f9-7d00-983c-5f64a331ea67" xlink:type="arc" order="26"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred_019c2a8a-d4f9-78c4-8fd4-185866ad160a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred_019c2a8a-d4f9-78c4-8fd4-185866ad160a" xlink:type="arc" order="27"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration_019c2a8a-d4f9-794a-b1f6-5007b4e4bfe3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_019c2a8a-d4f9-7eb2-9b1e-6e0ea8e73258" xlink:to="loc_us-gaap_DerivativeGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration_019c2a8a-d4f9-794a-b1f6-5007b4e4bfe3" xlink:type="arc" order="28"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/AccumulatedOtherComprehensiveLossDetails" xlink:type="simple" xlink:href="cmpr-20260331.xsd#AccumulatedOtherComprehensiveLossDetails"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/AccumulatedOtherComprehensiveLossDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-784d-ab0c-c7f1c4105dec" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_019c2a8a-d4f9-7589-847e-5fee66cdb28b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-784d-ab0c-c7f1c4105dec" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_019c2a8a-d4f9-7589-847e-5fee66cdb28b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_019c2a8a-d4f9-70d1-89be-3a559977dedf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_019c2a8a-d4f9-7589-847e-5fee66cdb28b" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_019c2a8a-d4f9-70d1-89be-3a559977dedf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_019c2a8a-d4f9-70d1-89be-3a559977dedf_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_019c2a8a-d4f9-70d1-89be-3a559977dedf" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_019c2a8a-d4f9-70d1-89be-3a559977dedf_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_019c2a8a-d4f9-73d9-845a-15baab886044" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_019c2a8a-d4f9-70d1-89be-3a559977dedf" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_019c2a8a-d4f9-73d9-845a-15baab886044" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_019c2a8a-d4f9-70c9-9577-2898c671a23c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_019c2a8a-d4f9-73d9-845a-15baab886044" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_019c2a8a-d4f9-70c9-9577-2898c671a23c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-748e-a419-e170d2b7ef85" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_019c2a8a-d4f9-7589-847e-5fee66cdb28b" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-748e-a419-e170d2b7ef85" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-748e-a419-e170d2b7ef85_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-748e-a419-e170d2b7ef85" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-748e-a419-e170d2b7ef85_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7467-8ec4-c2921b415659" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_019c2a8a-d4f9-748e-a419-e170d2b7ef85" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7467-8ec4-c2921b415659" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentHedgingMember_019c2a8a-d4f9-7dd2-a33a-ad4b872de8a7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetInvestmentHedgingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7467-8ec4-c2921b415659" xlink:to="loc_us-gaap_NetInvestmentHedgingMember_019c2a8a-d4f9-7dd2-a33a-ad4b872de8a7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrencySwapMember_019c2a8a-d4f9-73dd-904f-8a0eb58ac22d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrencySwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_019c2a8a-d4f9-7467-8ec4-c2921b415659" xlink:to="loc_us-gaap_CurrencySwapMember_019c2a8a-d4f9-73dd-904f-8a0eb58ac22d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d4f9-7c32-95fe-25d17249a24b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_019c2a8a-d4f9-7589-847e-5fee66cdb28b" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d4f9-7c32-95fe-25d17249a24b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7c32-95fe-25d17249a24b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d4f9-7c32-95fe-25d17249a24b" xlink:to="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7c32-95fe-25d17249a24b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7021-a7a8-bdd2e130c77d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d4f9-7c32-95fe-25d17249a24b" xlink:to="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7021-a7a8-bdd2e130c77d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_019c2a8a-d4f9-7637-88f4-69459d41e9a7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7021-a7a8-bdd2e130c77d" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_019c2a8a-d4f9-7637-88f4-69459d41e9a7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedTranslationAdjustmentMember_019c2a8a-d4f9-7014-85ef-29d7736837ef" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedTranslationAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7021-a7a8-bdd2e130c77d" xlink:to="loc_us-gaap_AccumulatedTranslationAdjustmentMember_019c2a8a-d4f9-7014-85ef-29d7736837ef" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_RedeemablenoncontrollinginterestMember_019c2a8a-d4f9-72ba-b609-792a55877aeb" xlink:href="cmpr-20260331.xsd#cmpr_RedeemablenoncontrollinginterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7021-a7a8-bdd2e130c77d" xlink:to="loc_cmpr_RedeemablenoncontrollinginterestMember_019c2a8a-d4f9-72ba-b609-792a55877aeb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_019c2a8a-d4f9-73c8-8049-bb4479e5bdd8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019c2a8a-d4f9-7021-a7a8-bdd2e130c77d" xlink:to="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_019c2a8a-d4f9-73c8-8049-bb4479e5bdd8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_UsGaap_StatementEquityComponentsAxisAxis_019c2a8a-d4f9-74fe-b55b-3a4956c49874" xlink:href="cmpr-20260331.xsd#cmpr_UsGaap_StatementEquityComponentsAxisAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_019c2a8a-d4f9-7589-847e-5fee66cdb28b" xlink:to="loc_cmpr_UsGaap_StatementEquityComponentsAxisAxis_019c2a8a-d4f9-74fe-b55b-3a4956c49874" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_UsGaap_StatementEquityComponentsAxisDomain_019c2a8a-d4f9-74fe-b55b-3a4956c49874_default" xlink:href="cmpr-20260331.xsd#cmpr_UsGaap_StatementEquityComponentsAxisDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_cmpr_UsGaap_StatementEquityComponentsAxisAxis_019c2a8a-d4f9-74fe-b55b-3a4956c49874" xlink:to="loc_cmpr_UsGaap_StatementEquityComponentsAxisDomain_019c2a8a-d4f9-74fe-b55b-3a4956c49874_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_UsGaap_StatementEquityComponentsAxisDomain_019c2a8a-d4f9-7d79-b1ab-3935b86a230c" xlink:href="cmpr-20260331.xsd#cmpr_UsGaap_StatementEquityComponentsAxisDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_cmpr_UsGaap_StatementEquityComponentsAxisAxis_019c2a8a-d4f9-74fe-b55b-3a4956c49874" xlink:to="loc_cmpr_UsGaap_StatementEquityComponentsAxisDomain_019c2a8a-d4f9-7d79-b1ab-3935b86a230c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_019c2a8a-d4f9-7652-9e8f-14c3cc289186" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_UsGaap_StatementEquityComponentsAxisDomain_019c2a8a-d4f9-7d79-b1ab-3935b86a230c" xlink:to="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_019c2a8a-d4f9-7652-9e8f-14c3cc289186" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedTranslationAdjustmentMember_019c2a8a-d4f9-70f4-9b5b-3256df17e229" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedTranslationAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_UsGaap_StatementEquityComponentsAxisDomain_019c2a8a-d4f9-7d79-b1ab-3935b86a230c" xlink:to="loc_us-gaap_AccumulatedTranslationAdjustmentMember_019c2a8a-d4f9-70f4-9b5b-3256df17e229" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociTaxAttributableToParent_019c2a8a-d4f9-756d-9ded-8bf49b71a19a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AociTaxAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-784d-ab0c-c7f1c4105dec" xlink:to="loc_us-gaap_AociTaxAttributableToParent_019c2a8a-d4f9-756d-9ded-8bf49b71a19a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_AccumulatedOtherComprehensiveIncomeLossRollForward_019c2a8a-d4f9-7fbf-a789-d95fbd7caa07" xlink:href="cmpr-20260331.xsd#cmpr_AccumulatedOtherComprehensiveIncomeLossRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_019c2a8a-d4f9-784d-ab0c-c7f1c4105dec" xlink:to="loc_cmpr_AccumulatedOtherComprehensiveIncomeLossRollForward_019c2a8a-d4f9-7fbf-a789-d95fbd7caa07" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019c2a8a-d4f9-7147-a7db-c9239a78bc72" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_AccumulatedOtherComprehensiveIncomeLossRollForward_019c2a8a-d4f9-7fbf-a789-d95fbd7caa07" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019c2a8a-d4f9-7147-a7db-c9239a78bc72" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_019c2a8a-d4f9-7ea8-9025-a3f3b7ccb714" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_AccumulatedOtherComprehensiveIncomeLossRollForward_019c2a8a-d4f9-7fbf-a789-d95fbd7caa07" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_019c2a8a-d4f9-7ea8-9025-a3f3b7ccb714" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_019c2a8a-d4f9-75db-887c-fa1e2b786577" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_AccumulatedOtherComprehensiveIncomeLossRollForward_019c2a8a-d4f9-7fbf-a789-d95fbd7caa07" xlink:to="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_019c2a8a-d4f9-75db-887c-fa1e2b786577" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019c2a8a-d4f9-7597-aea3-2ffc220106d8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_AccumulatedOtherComprehensiveIncomeLossRollForward_019c2a8a-d4f9-7fbf-a789-d95fbd7caa07" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019c2a8a-d4f9-7597-aea3-2ffc220106d8" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019c2a8a-d4f9-750d-9390-8bd845b9fe3c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/GoodwillDetails" xlink:type="simple" xlink:href="cmpr-20260331.xsd#GoodwillDetails"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/GoodwillDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillLineItems_019c2a8a-d4fa-7502-8c54-672703cafb64" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GoodwillLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfGoodwillTable_019c2a8a-d4fa-7694-a573-309169d8345b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfGoodwillTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_GoodwillLineItems_019c2a8a-d4fa-7502-8c54-672703cafb64" xlink:to="loc_us-gaap_ScheduleOfGoodwillTable_019c2a8a-d4fa-7694-a573-309169d8345b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_019c2a8a-d4fa-7ea1-b699-6eef4dcead59" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfGoodwillTable_019c2a8a-d4fa-7694-a573-309169d8345b" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_019c2a8a-d4fa-7ea1-b699-6eef4dcead59" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_019c2a8a-d4fa-7ea1-b699-6eef4dcead59_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_019c2a8a-d4fa-7ea1-b699-6eef4dcead59" xlink:to="loc_us-gaap_SegmentDomain_019c2a8a-d4fa-7ea1-b699-6eef4dcead59_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_019c2a8a-d4fa-7b02-bb56-1f90d183241c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_019c2a8a-d4fa-7ea1-b699-6eef4dcead59" xlink:to="loc_us-gaap_SegmentDomain_019c2a8a-d4fa-7b02-bb56-1f90d183241c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_VistaPrintMember_019c2a8a-d4fa-7f3f-aa89-cc32156736f7" xlink:href="cmpr-20260331.xsd#cmpr_VistaPrintMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_019c2a8a-d4fa-7b02-bb56-1f90d183241c" xlink:to="loc_cmpr_VistaPrintMember_019c2a8a-d4fa-7f3f-aa89-cc32156736f7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_PrintBrothersMember_019c2a8a-d4fa-7771-8835-ff6d1fea49dc" xlink:href="cmpr-20260331.xsd#cmpr_PrintBrothersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_019c2a8a-d4fa-7b02-bb56-1f90d183241c" xlink:to="loc_cmpr_PrintBrothersMember_019c2a8a-d4fa-7771-8835-ff6d1fea49dc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_ThePrintGroupMember_019c2a8a-d4fa-786c-bd2d-1797bc16dfb6" xlink:href="cmpr-20260331.xsd#cmpr_ThePrintGroupMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_019c2a8a-d4fa-7b02-bb56-1f90d183241c" xlink:to="loc_cmpr_ThePrintGroupMember_019c2a8a-d4fa-786c-bd2d-1797bc16dfb6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_NationalPenMember_019c2a8a-d4fa-7ca6-ae8a-01c580fe2396" xlink:href="cmpr-20260331.xsd#cmpr_NationalPenMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_019c2a8a-d4fa-7b02-bb56-1f90d183241c" xlink:to="loc_cmpr_NationalPenMember_019c2a8a-d4fa-7ca6-ae8a-01c580fe2396" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_AllOtherBusinessesMember_019c2a8a-d4fa-77ce-964a-9bb328c61f8b" xlink:href="cmpr-20260331.xsd#cmpr_AllOtherBusinessesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_019c2a8a-d4fa-7b02-bb56-1f90d183241c" xlink:to="loc_cmpr_AllOtherBusinessesMember_019c2a8a-d4fa-77ce-964a-9bb328c61f8b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_OtherAcquisitionQ4FY21Domain_019c2a8a-d4fa-7ea9-b344-ea2eecb4a92d" xlink:href="cmpr-20260331.xsd#cmpr_OtherAcquisitionQ4FY21Domain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_019c2a8a-d4fa-7b02-bb56-1f90d183241c" xlink:to="loc_cmpr_OtherAcquisitionQ4FY21Domain_019c2a8a-d4fa-7ea9-b344-ea2eecb4a92d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-78a8-97c5-389125618518" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfGoodwillTable_019c2a8a-d4fa-7694-a573-309169d8345b" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-78a8-97c5-389125618518" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-78a8-97c5-389125618518_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-78a8-97c5-389125618518" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-78a8-97c5-389125618518_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7902-9618-cf76d656c8e1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-78a8-97c5-389125618518" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7902-9618-cf76d656c8e1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillMember_019c2a8a-d4fa-71c4-b874-cf04cc66e3dc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GoodwillMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7902-9618-cf76d656c8e1" xlink:to="loc_us-gaap_GoodwillMember_019c2a8a-d4fa-71c4-b874-cf04cc66e3dc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_019c2a8a-d4fa-70bf-816a-20e71ec19496" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfGoodwillTable_019c2a8a-d4fa-7694-a573-309169d8345b" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_019c2a8a-d4fa-70bf-816a-20e71ec19496" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019c2a8a-d4fa-70bf-816a-20e71ec19496_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_019c2a8a-d4fa-70bf-816a-20e71ec19496" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019c2a8a-d4fa-70bf-816a-20e71ec19496_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019c2a8a-d4fa-7e8c-8f2b-a755b42dff55" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_019c2a8a-d4fa-70bf-816a-20e71ec19496" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019c2a8a-d4fa-7e8c-8f2b-a755b42dff55" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_OtherAcquisitionQ3FY22Member_019c2a8a-d4fa-7783-8a09-720baa1ed3ce" xlink:href="cmpr-20260331.xsd#cmpr_OtherAcquisitionQ3FY22Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019c2a8a-d4fa-7e8c-8f2b-a755b42dff55" xlink:to="loc_cmpr_OtherAcquisitionQ3FY22Member_019c2a8a-d4fa-7783-8a09-720baa1ed3ce" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_OtherAcquisitionQ4FY21Domain_019c2a8a-d4fa-72de-a521-6ff7f987072b" xlink:href="cmpr-20260331.xsd#cmpr_OtherAcquisitionQ4FY21Domain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019c2a8a-d4fa-7e8c-8f2b-a755b42dff55" xlink:to="loc_cmpr_OtherAcquisitionQ4FY21Domain_019c2a8a-d4fa-72de-a521-6ff7f987072b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_OtherAcquisitionQ2FY26Member_019c2a8a-d4fa-76db-8e20-75daedad672e" xlink:href="cmpr-20260331.xsd#cmpr_OtherAcquisitionQ2FY26Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019c2a8a-d4fa-7e8c-8f2b-a755b42dff55" xlink:to="loc_cmpr_OtherAcquisitionQ2FY26Member_019c2a8a-d4fa-76db-8e20-75daedad672e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019c2a8a-d4fa-7442-98ff-376430855d88" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Goodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillLineItems_019c2a8a-d4fa-7502-8c54-672703cafb64" xlink:to="loc_us-gaap_Goodwill_019c2a8a-d4fa-7442-98ff-376430855d88" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAcquiredDuringPeriod_019c2a8a-d4fa-7358-b624-62d616d47967" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GoodwillAcquiredDuringPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillLineItems_019c2a8a-d4fa-7502-8c54-672703cafb64" xlink:to="loc_us-gaap_GoodwillAcquiredDuringPeriod_019c2a8a-d4fa-7358-b624-62d616d47967" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillImpairmentLoss_019c2a8a-d4fa-731e-aae7-32be1ad1af9e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GoodwillImpairmentLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillLineItems_019c2a8a-d4fa-7502-8c54-672703cafb64" xlink:to="loc_us-gaap_GoodwillImpairmentLoss_019c2a8a-d4fa-731e-aae7-32be1ad1af9e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillPurchaseAccountingAdjustments_019c2a8a-d4fa-7962-b57e-13228617555d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GoodwillPurchaseAccountingAdjustments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillLineItems_019c2a8a-d4fa-7502-8c54-672703cafb64" xlink:to="loc_us-gaap_GoodwillPurchaseAccountingAdjustments_019c2a8a-d4fa-7962-b57e-13228617555d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_019c2a8a-d4fa-7b36-90a7-3971e62538d5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GoodwillForeignCurrencyTranslationGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillLineItems_019c2a8a-d4fa-7502-8c54-672703cafb64" xlink:to="loc_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_019c2a8a-d4fa-7b36-90a7-3971e62538d5" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetAcquisitionConsiderationTransferredContingentConsideration_019c2a8a-d4fa-7e20-bd3a-d611437374b7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetAcquisitionConsiderationTransferredContingentConsideration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillLineItems_019c2a8a-d4fa-7502-8c54-672703cafb64" xlink:to="loc_us-gaap_AssetAcquisitionConsiderationTransferredContingentConsideration_019c2a8a-d4fa-7e20-bd3a-d611437374b7" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_GoodwillImpairmentChargeDiscountedCashFlowApproachWeightedAverageCostOfCapitalInput_019c2a8a-d4fa-77c6-85cb-1e52f1e49c93" xlink:href="cmpr-20260331.xsd#cmpr_GoodwillImpairmentChargeDiscountedCashFlowApproachWeightedAverageCostOfCapitalInput"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillLineItems_019c2a8a-d4fa-7502-8c54-672703cafb64" xlink:to="loc_cmpr_GoodwillImpairmentChargeDiscountedCashFlowApproachWeightedAverageCostOfCapitalInput_019c2a8a-d4fa-77c6-85cb-1e52f1e49c93" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019dd4b5-9ba7-795a-9f41-757049e43437" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillLineItems_019c2a8a-d4fa-7502-8c54-672703cafb64" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019dd4b5-9ba7-795a-9f41-757049e43437" xlink:type="arc" order="7"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/AccruedExpensesDetails" xlink:type="simple" xlink:href="cmpr-20260331.xsd#AccruedExpensesDetails"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/AccruedExpensesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesLineItems_019c2a8a-d4fa-7ebd-b7cf-97d37f6761c4" xlink:href="cmpr-20260331.xsd#cmpr_ScheduleofothercurrentnoncurrentliabilitiesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesTable_019c2a8a-d4fa-7be3-9257-1cc30f2fc0eb" xlink:href="cmpr-20260331.xsd#cmpr_ScheduleofothercurrentnoncurrentliabilitiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesLineItems_019c2a8a-d4fa-7ebd-b7cf-97d37f6761c4" xlink:to="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesTable_019c2a8a-d4fa-7be3-9257-1cc30f2fc0eb" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-7103-a09a-0328b6a884e3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesTable_019c2a8a-d4fa-7be3-9257-1cc30f2fc0eb" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-7103-a09a-0328b6a884e3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7103-a09a-0328b6a884e3_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-7103-a09a-0328b6a884e3" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7103-a09a-0328b6a884e3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7449-af28-6c3001591f1c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-7103-a09a-0328b6a884e3" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7449-af28-6c3001591f1c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_019c2a8a-d4fa-71c1-93b5-f5d646efefec" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesLineItems_019c2a8a-d4fa-7ebd-b7cf-97d37f6761c4" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_019c2a8a-d4fa-71c1-93b5-f5d646efefec" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxesPayableCurrent_019c2a8a-d4fa-7e3f-9a4e-7ce5300dd71a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TaxesPayableCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesLineItems_019c2a8a-d4fa-7ebd-b7cf-97d37f6761c4" xlink:to="loc_us-gaap_TaxesPayableCurrent_019c2a8a-d4fa-7e3f-9a4e-7ce5300dd71a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedAdvertisingCurrentAndNoncurrent_019c2a8a-d4fa-7f0c-87d2-f9d899d88757" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedAdvertisingCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesLineItems_019c2a8a-d4fa-7ebd-b7cf-97d37f6761c4" xlink:to="loc_us-gaap_AccruedAdvertisingCurrentAndNoncurrent_019c2a8a-d4fa-7f0c-87d2-f9d899d88757" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_Accruedproductioncosts_019c2a8a-d4fa-7d94-87f1-798e44009856" xlink:href="cmpr-20260331.xsd#cmpr_Accruedproductioncosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesLineItems_019c2a8a-d4fa-7ebd-b7cf-97d37f6761c4" xlink:to="loc_cmpr_Accruedproductioncosts_019c2a8a-d4fa-7d94-87f1-798e44009856" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_AccruedShippingCostsCurrent_019c2a8a-d4fa-7eb0-860c-77d6fc4b05f0" xlink:href="cmpr-20260331.xsd#cmpr_AccruedShippingCostsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesLineItems_019c2a8a-d4fa-7ebd-b7cf-97d37f6761c4" xlink:to="loc_cmpr_AccruedShippingCostsCurrent_019c2a8a-d4fa-7eb0-860c-77d6fc4b05f0" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_VariableCompensationIncentives_019c2a8a-d4fa-753e-99da-d10cefae5d28" xlink:href="cmpr-20260331.xsd#cmpr_VariableCompensationIncentives"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesLineItems_019c2a8a-d4fa-7ebd-b7cf-97d37f6761c4" xlink:to="loc_cmpr_VariableCompensationIncentives_019c2a8a-d4fa-753e-99da-d10cefae5d28" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPayableCurrentAndNoncurrent_019c2a8a-d4fa-7fa8-bd72-02e1248d5f07" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestPayableCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesLineItems_019c2a8a-d4fa-7ebd-b7cf-97d37f6761c4" xlink:to="loc_us-gaap_InterestPayableCurrentAndNoncurrent_019c2a8a-d4fa-7fa8-bd72-02e1248d5f07" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_Accruedsalesreturns_019c2a8a-d4fa-7e2c-b48b-1885d6f6d953" xlink:href="cmpr-20260331.xsd#cmpr_Accruedsalesreturns"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesLineItems_019c2a8a-d4fa-7ebd-b7cf-97d37f6761c4" xlink:to="loc_cmpr_Accruedsalesreturns_019c2a8a-d4fa-7e2c-b48b-1885d6f6d953" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedProfessionalFeesCurrent_019c2a8a-d4fa-72fc-beec-e762006a3f1c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedProfessionalFeesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesLineItems_019c2a8a-d4fa-7ebd-b7cf-97d37f6761c4" xlink:to="loc_us-gaap_AccruedProfessionalFeesCurrent_019c2a8a-d4fa-72fc-beec-e762006a3f1c" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserve_019c2a8a-d4fa-7153-9e4c-4455fbf22934" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringReserve"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesLineItems_019c2a8a-d4fa-7ebd-b7cf-97d37f6761c4" xlink:to="loc_us-gaap_RestructuringReserve_019c2a8a-d4fa-7153-9e4c-4455fbf22934" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019c2a8a-d4fa-7b1e-a183-eedf0340a034" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesLineItems_019c2a8a-d4fa-7ebd-b7cf-97d37f6761c4" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019c2a8a-d4fa-7b1e-a183-eedf0340a034" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrent_019c2a8a-d4fa-7aef-b63a-b573be6ea57f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedLiabilitiesCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofothercurrentnoncurrentliabilitiesLineItems_019c2a8a-d4fa-7ebd-b7cf-97d37f6761c4" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrent_019c2a8a-d4fa-7aef-b63a-b573be6ea57f" xlink:type="arc" order="11"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/OtherCurrentLiabilitiesDetails" xlink:type="simple" xlink:href="cmpr-20260331.xsd#OtherCurrentLiabilitiesDetails"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/OtherCurrentLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_ScheduleOfOtherCurrentLiabilitiesLineItems_019c2a8a-d4fa-7de2-938b-bd7cfa030803" xlink:href="cmpr-20260331.xsd#cmpr_ScheduleOfOtherCurrentLiabilitiesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_ScheduleOfOtherCurrentLiabilitiesTable_019c2a8a-d4fa-7718-bec3-b3a2587d6802" xlink:href="cmpr-20260331.xsd#cmpr_ScheduleOfOtherCurrentLiabilitiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_cmpr_ScheduleOfOtherCurrentLiabilitiesLineItems_019c2a8a-d4fa-7de2-938b-bd7cfa030803" xlink:to="loc_cmpr_ScheduleOfOtherCurrentLiabilitiesTable_019c2a8a-d4fa-7718-bec3-b3a2587d6802" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-7d49-8054-5ace816e5dfa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_cmpr_ScheduleOfOtherCurrentLiabilitiesTable_019c2a8a-d4fa-7718-bec3-b3a2587d6802" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-7d49-8054-5ace816e5dfa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7d49-8054-5ace816e5dfa_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-7d49-8054-5ace816e5dfa" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7d49-8054-5ace816e5dfa_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7a71-be18-e35dbbc5447b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-7d49-8054-5ace816e5dfa" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7a71-be18-e35dbbc5447b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCurrentLiabilitiesMember_019c2a8a-d4fa-7952-954b-0958f6d4c167" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherCurrentLiabilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7a71-be18-e35dbbc5447b" xlink:to="loc_us-gaap_OtherCurrentLiabilitiesMember_019c2a8a-d4fa-7952-954b-0958f6d4c167" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilitiesCurrent_019c2a8a-d4fa-7cc7-bc65-b68a8f0dd062" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleOfOtherCurrentLiabilitiesLineItems_019c2a8a-d4fa-7de2-938b-bd7cfa030803" xlink:to="loc_us-gaap_DerivativeLiabilitiesCurrent_019c2a8a-d4fa-7cc7-bc65-b68a8f0dd062" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_RedeemableNoncontrollingInterestLiabilityCurrent_019c2a8a-d4fa-7bb1-ac5d-81862bf65177" xlink:href="cmpr-20260331.xsd#cmpr_RedeemableNoncontrollingInterestLiabilityCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleOfOtherCurrentLiabilitiesLineItems_019c2a8a-d4fa-7de2-938b-bd7cfa030803" xlink:to="loc_cmpr_RedeemableNoncontrollingInterestLiabilityCurrent_019c2a8a-d4fa-7bb1-ac5d-81862bf65177" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityCurrent_019c2a8a-d4fa-7225-9c00-5f64cd12359d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleOfOtherCurrentLiabilitiesLineItems_019c2a8a-d4fa-7de2-938b-bd7cfa030803" xlink:to="loc_us-gaap_FinanceLeaseLiabilityCurrent_019c2a8a-d4fa-7225-9c00-5f64cd12359d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_019c2a8a-d4fa-7b4c-bf68-3765ed9229a4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleOfOtherCurrentLiabilitiesLineItems_019c2a8a-d4fa-7de2-938b-bd7cfa030803" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_019c2a8a-d4fa-7b4c-bf68-3765ed9229a4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList_019c2a8a-d4fa-77a1-92e0-7d953914358d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleOfOtherCurrentLiabilitiesLineItems_019c2a8a-d4fa-7de2-938b-bd7cfa030803" xlink:to="loc_us-gaap_FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList_019c2a8a-d4fa-77a1-92e0-7d953914358d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityCurrentStatementOfFinancialPositionExtensibleEnumeration_019c2a8a-d4fa-7b7e-937a-98417a46a524" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilityCurrentStatementOfFinancialPositionExtensibleEnumeration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleOfOtherCurrentLiabilitiesLineItems_019c2a8a-d4fa-7de2-938b-bd7cfa030803" xlink:to="loc_us-gaap_DerivativeLiabilityCurrentStatementOfFinancialPositionExtensibleEnumeration_019c2a8a-d4fa-7b7e-937a-98417a46a524" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireAdditionalInterestInSubsidiaries_019c2a8a-d4fa-7d57-b758-8d7c69691016" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireAdditionalInterestInSubsidiaries"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleOfOtherCurrentLiabilitiesLineItems_019c2a8a-d4fa-7de2-938b-bd7cfa030803" xlink:to="loc_us-gaap_PaymentsToAcquireAdditionalInterestInSubsidiaries_019c2a8a-d4fa-7d57-b758-8d7c69691016" xlink:type="arc" order="6"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/OtherBalanceSheetComponentsOtherLiabilitiesDetails" xlink:type="simple" xlink:href="cmpr-20260331.xsd#OtherBalanceSheetComponentsOtherLiabilitiesDetails"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/OtherBalanceSheetComponentsOtherLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_ScheduleofotherliabilitiesLineItems_019c2a8a-d4fa-7294-92f0-c60aec6cd400" xlink:href="cmpr-20260331.xsd#cmpr_ScheduleofotherliabilitiesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_ScheduleOfOtherLiabilitiesTable_019c2a8a-d4fa-77eb-b34c-923067b66f45" xlink:href="cmpr-20260331.xsd#cmpr_ScheduleOfOtherLiabilitiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_cmpr_ScheduleofotherliabilitiesLineItems_019c2a8a-d4fa-7294-92f0-c60aec6cd400" xlink:to="loc_cmpr_ScheduleOfOtherLiabilitiesTable_019c2a8a-d4fa-77eb-b34c-923067b66f45" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-776a-b275-84a91056335b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_cmpr_ScheduleOfOtherLiabilitiesTable_019c2a8a-d4fa-77eb-b34c-923067b66f45" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-776a-b275-84a91056335b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-776a-b275-84a91056335b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-776a-b275-84a91056335b" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-776a-b275-84a91056335b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7a21-a8ec-91103ffec605" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-776a-b275-84a91056335b" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7a21-a8ec-91103ffec605" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncurrentLiabilitiesMember_019c2a8a-d4fa-76f5-8f36-ec5f268d59a1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNoncurrentLiabilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7a21-a8ec-91103ffec605" xlink:to="loc_us-gaap_OtherNoncurrentLiabilitiesMember_019c2a8a-d4fa-76f5-8f36-ec5f268d59a1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilitiesNoncurrent_019c2a8a-d4fa-74de-9b25-623f1344a749" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilitiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofotherliabilitiesLineItems_019c2a8a-d4fa-7294-92f0-c60aec6cd400" xlink:to="loc_us-gaap_DerivativeLiabilitiesNoncurrent_019c2a8a-d4fa-74de-9b25-623f1344a749" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_019c2a8a-d4fa-774a-9313-d322a05ea1e5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofotherliabilitiesLineItems_019c2a8a-d4fa-7294-92f0-c60aec6cd400" xlink:to="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_019c2a8a-d4fa-774a-9313-d322a05ea1e5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_RedeemableNoncontrollingInterestLiabilityCarryingValue_019c2a8a-d4fa-7826-9454-142a263f3ca7" xlink:href="cmpr-20260331.xsd#cmpr_RedeemableNoncontrollingInterestLiabilityCarryingValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofotherliabilitiesLineItems_019c2a8a-d4fa-7294-92f0-c60aec6cd400" xlink:to="loc_cmpr_RedeemableNoncontrollingInterestLiabilityCarryingValue_019c2a8a-d4fa-7826-9454-142a263f3ca7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent_019c2a8a-d4fa-7a7c-938f-586b9078f576" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofotherliabilitiesLineItems_019c2a8a-d4fa-7294-92f0-c60aec6cd400" xlink:to="loc_us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent_019c2a8a-d4fa-7a7c-938f-586b9078f576" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_019c2a8a-d4fa-71a7-9bba-af00c8dcb77b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofotherliabilitiesLineItems_019c2a8a-d4fa-7294-92f0-c60aec6cd400" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_019c2a8a-d4fa-71a7-9bba-af00c8dcb77b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestChangeInRedemptionValue_019c2a8a-d4fa-7791-ae92-366718c0f70c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterestChangeInRedemptionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofotherliabilitiesLineItems_019c2a8a-d4fa-7294-92f0-c60aec6cd400" xlink:to="loc_us-gaap_MinorityInterestChangeInRedemptionValue_019c2a8a-d4fa-7791-ae92-366718c0f70c" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList_019c2a8a-d4fa-78d1-b3a0-419fcb53c3e9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofotherliabilitiesLineItems_019c2a8a-d4fa-7294-92f0-c60aec6cd400" xlink:to="loc_us-gaap_FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList_019c2a8a-d4fa-78d1-b3a0-419fcb53c3e9" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityNoncurrentStatementOfFinancialPositionExtensibleEnumeration_019c2a8a-d4fa-780c-81a4-277880443d81" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilityNoncurrentStatementOfFinancialPositionExtensibleEnumeration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_ScheduleofotherliabilitiesLineItems_019c2a8a-d4fa-7294-92f0-c60aec6cd400" xlink:to="loc_us-gaap_DerivativeLiabilityNoncurrentStatementOfFinancialPositionExtensibleEnumeration_019c2a8a-d4fa-780c-81a4-277880443d81" xlink:type="arc" order="7"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/DebtDetails" xlink:type="simple" xlink:href="cmpr-20260331.xsd#DebtDetails"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/DebtDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityTable_019c2a8a-d4fa-79e5-a548-339e0cf9083e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_LineOfCreditFacilityTable_019c2a8a-d4fa-79e5-a548-339e0cf9083e" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019c2a8a-d4fa-702a-bd2a-0fb113cfdd7c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_019c2a8a-d4fa-79e5-a548-339e0cf9083e" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019c2a8a-d4fa-702a-bd2a-0fb113cfdd7c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019c2a8a-d4fa-702a-bd2a-0fb113cfdd7c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019c2a8a-d4fa-702a-bd2a-0fb113cfdd7c" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019c2a8a-d4fa-702a-bd2a-0fb113cfdd7c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019c2a8a-d4fa-7d56-a03d-b96669c851f9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019c2a8a-d4fa-702a-bd2a-0fb113cfdd7c" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019c2a8a-d4fa-7d56-a03d-b96669c851f9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_019c2a8a-d4fa-7608-bb41-57b4f5318b9b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevolvingCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019c2a8a-d4fa-7d56-a03d-b96669c851f9" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_019c2a8a-d4fa-7608-bb41-57b4f5318b9b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeniorNotesMember_019c2a8a-d4fa-7890-8bc3-7b9d20b2f872" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SeniorNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019c2a8a-d4fa-7d56-a03d-b96669c851f9" xlink:to="loc_us-gaap_SeniorNotesMember_019c2a8a-d4fa-7890-8bc3-7b9d20b2f872" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_TermLoanBEuroTrancheMember_019c2a8a-d4fa-7704-b63a-5ec1e0763052" xlink:href="cmpr-20260331.xsd#cmpr_TermLoanBEuroTrancheMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019c2a8a-d4fa-7d56-a03d-b96669c851f9" xlink:to="loc_cmpr_TermLoanBEuroTrancheMember_019c2a8a-d4fa-7704-b63a-5ec1e0763052" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_TermLoanBUSDTrancheMember_019c2a8a-d4fa-7326-a3c3-8443550f8115" xlink:href="cmpr-20260331.xsd#cmpr_TermLoanBUSDTrancheMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019c2a8a-d4fa-7d56-a03d-b96669c851f9" xlink:to="loc_cmpr_TermLoanBUSDTrancheMember_019c2a8a-d4fa-7326-a3c3-8443550f8115" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_TermLoanBMember_019c2a8a-d4fa-71c5-819d-2157fcedd0b6" xlink:href="cmpr-20260331.xsd#cmpr_TermLoanBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019c2a8a-d4fa-7d56-a03d-b96669c851f9" xlink:to="loc_cmpr_TermLoanBMember_019c2a8a-d4fa-71c5-819d-2157fcedd0b6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_SeniorNotesDue2032Member_019c2a8a-d4fa-7013-8640-5a0b111a0e48" xlink:href="cmpr-20260331.xsd#cmpr_SeniorNotesDue2032Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019c2a8a-d4fa-7d56-a03d-b96669c851f9" xlink:to="loc_cmpr_SeniorNotesDue2032Member_019c2a8a-d4fa-7013-8640-5a0b111a0e48" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_SeniorNotesDue2026Member_019c2a8a-d4fa-7bd9-b74b-45e04f47eddc" xlink:href="cmpr-20260331.xsd#cmpr_SeniorNotesDue2026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019c2a8a-d4fa-7d56-a03d-b96669c851f9" xlink:to="loc_cmpr_SeniorNotesDue2026Member_019c2a8a-d4fa-7bd9-b74b-45e04f47eddc" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-7755-b892-ac2c4808ec06" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_019c2a8a-d4fa-79e5-a548-339e0cf9083e" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-7755-b892-ac2c4808ec06" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7755-b892-ac2c4808ec06_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-7755-b892-ac2c4808ec06" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7755-b892-ac2c4808ec06_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7df1-8068-34394899a8a2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d4fa-7755-b892-ac2c4808ec06" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7df1-8068-34394899a8a2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermDebtMember_019c2a8a-d4fa-78f5-b86e-18dc3bf1c957" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d4fa-7df1-8068-34394899a8a2" xlink:to="loc_us-gaap_ShortTermDebtMember_019c2a8a-d4fa-78f5-b86e-18dc3bf1c957" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019c2a8a-d4fa-789e-a468-0c369fce7663" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_019c2a8a-d4fa-79e5-a548-339e0cf9083e" xlink:to="loc_srt_RangeAxis_019c2a8a-d4fa-789e-a468-0c369fce7663" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019c2a8a-d4fa-789e-a468-0c369fce7663_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_019c2a8a-d4fa-789e-a468-0c369fce7663" xlink:to="loc_srt_RangeMember_019c2a8a-d4fa-789e-a468-0c369fce7663_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019c2a8a-d4fa-7283-b772-98a1451bcc84" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_019c2a8a-d4fa-789e-a468-0c369fce7663" xlink:to="loc_srt_RangeMember_019c2a8a-d4fa-7283-b772-98a1451bcc84" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019c2a8a-d4fa-760e-9546-0d92539d975c" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019c2a8a-d4fa-7283-b772-98a1451bcc84" xlink:to="loc_srt_MinimumMember_019c2a8a-d4fa-760e-9546-0d92539d975c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019c2a8a-d4fa-722b-9f72-619f1faec49f" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019c2a8a-d4fa-7283-b772-98a1451bcc84" xlink:to="loc_srt_MaximumMember_019c2a8a-d4fa-722b-9f72-619f1faec49f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeniorNotes_019c2a8a-d4fa-7b81-a4cd-c84041a29c8e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SeniorNotes"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_SeniorNotes_019c2a8a-d4fa-7b81-a4cd-c84041a29c8e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_019c2a8a-d4fa-77b1-8c14-130cb1d48210" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtLongtermAndShorttermCombinedAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_019c2a8a-d4fa-77b1-8c14-130cb1d48210" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLongTermDebt_019c2a8a-d4fa-72f6-bd9a-cadf1a1c6cc7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_OtherLongTermDebt_019c2a8a-d4fa-72f6-bd9a-cadf1a1c6cc7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_019c2a8a-d4fa-782b-89d4-06cb390ae62b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_019c2a8a-d4fa-782b-89d4-06cb390ae62b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermBorrowings_019c2a8a-d4fa-72e9-b74f-d62a4a0d8653" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermBorrowings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_ShortTermBorrowings_019c2a8a-d4fa-72e9-b74f-d62a4a0d8653" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_019c2a8a-d4fa-7f58-993b-d8a6ab0cbdad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_019c2a8a-d4fa-7f58-993b-d8a6ab0cbdad" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_019c2a8a-d4fa-7470-aab3-1f028c5df628" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_019c2a8a-d4fa-7470-aab3-1f028c5df628" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentDescriptionOfVariableRateBasis_019c2a8a-d4fa-7f4f-bb4b-dad3812751d3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentDescriptionOfVariableRateBasis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_DebtInstrumentDescriptionOfVariableRateBasis_019c2a8a-d4fa-7f4f-bb4b-dad3812751d3" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_019c2a8a-d4fa-7b34-a21b-1cb6391751b3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_019c2a8a-d4fa-7b34-a21b-1cb6391751b3" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtWeightedAverageInterestRate_019c2a8a-d4fa-737d-a8ca-ea13829e69f0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtWeightedAverageInterestRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_DebtWeightedAverageInterestRate_019c2a8a-d4fa-737d-a8ca-ea13829e69f0" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_019c2a8a-d4fa-7d07-8045-99a7c091a5b1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_019c2a8a-d4fa-7d07-8045-99a7c091a5b1" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfPrivatePlacement_019c2a8a-d4fa-7df4-a0e8-fefbdeca8457" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfPrivatePlacement"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfPrivatePlacement_019c2a8a-d4fa-7df4-a0e8-fefbdeca8457" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCovenantDescription_019c2a8a-d4fa-7335-ab33-9e7708d01cd8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentCovenantDescription"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_DebtInstrumentCovenantDescription_019c2a8a-d4fa-7335-ab33-9e7708d01cd8" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtExtinguishmentCosts_019c2a8a-d4fa-76e0-9d98-368eec536b8c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsOfDebtExtinguishmentCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_PaymentsOfDebtExtinguishmentCosts_019c2a8a-d4fa-76e0-9d98-368eec536b8c" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRepaidPrincipal_019c2a8a-d4fa-79f0-8fb7-16e200283008" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentRepaidPrincipal"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_DebtInstrumentRepaidPrincipal_019c2a8a-d4fa-79f0-8fb7-16e200283008" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019c2a8a-d4fa-71b2-b55b-9d7c48567540" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019c2a8a-d4fa-71b2-b55b-9d7c48567540" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnamortizedDebtIssuanceExpense_019c2a8a-d4fa-7641-9f4f-dcac40e038a2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnamortizedDebtIssuanceExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_UnamortizedDebtIssuanceExpense_019c2a8a-d4fa-7641-9f4f-dcac40e038a2" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentIncreaseDecreaseForPeriodNet_019c2a8a-d4fa-72d9-ab24-f34d5110e183" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentIncreaseDecreaseForPeriodNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_DebtInstrumentIncreaseDecreaseForPeriodNet_019c2a8a-d4fa-72d9-ab24-f34d5110e183" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount_019c2a8a-d4fa-7b17-9d97-6d28126b6750" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentUnamortizedDiscount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscount_019c2a8a-d4fa-7b17-9d97-6d28126b6750" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsGross_019c2a8a-d4fa-7cba-b173-106230b795b1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredFinanceCostsGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_DeferredFinanceCostsGross_019c2a8a-d4fa-7cba-b173-106230b795b1" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WriteOffOfDeferredDebtIssuanceCost_019c2a8a-d4fa-7292-9710-cba07219a74a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WriteOffOfDeferredDebtIssuanceCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_WriteOffOfDeferredDebtIssuanceCost_019c2a8a-d4fa-7292-9710-cba07219a74a" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_019c2a8a-d4fa-72d5-b434-0612f6dd42a1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_019c2a8a-d4fa-72d5-b434-0612f6dd42a1" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarlyRepaymentOfSeniorDebt_019c2a8a-d4fa-790b-8c9a-42d30bd98255" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarlyRepaymentOfSeniorDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_019c2a8a-d4fa-7ade-9663-9826a82e48ba" xlink:to="loc_us-gaap_EarlyRepaymentOfSeniorDebt_019c2a8a-d4fa-790b-8c9a-42d30bd98255" xlink:type="arc" order="22"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/IncomeTaxDetails" xlink:type="simple" xlink:href="cmpr-20260331.xsd#IncomeTaxDetails"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/IncomeTaxDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLossCarryforwardsLineItems_019c2a8a-d5dd-7112-ad94-911d8c6940d4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLossCarryforwardsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLossCarryforwardsTable_019c2a8a-d5dd-7a74-976f-af3ead311029" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLossCarryforwardsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_019c2a8a-d5dd-7112-ad94-911d8c6940d4" xlink:to="loc_us-gaap_OperatingLossCarryforwardsTable_019c2a8a-d5dd-7a74-976f-af3ead311029" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_TaxLegislationAxis_019c2a8a-d5dd-7b85-9fb8-041c4b522e3a" xlink:href="cmpr-20260331.xsd#cmpr_TaxLegislationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_019c2a8a-d5dd-7a74-976f-af3ead311029" xlink:to="loc_cmpr_TaxLegislationAxis_019c2a8a-d5dd-7b85-9fb8-041c4b522e3a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_TaxLegislationDomain_019c2a8a-d5dd-7b85-9fb8-041c4b522e3a_default" xlink:href="cmpr-20260331.xsd#cmpr_TaxLegislationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_cmpr_TaxLegislationAxis_019c2a8a-d5dd-7b85-9fb8-041c4b522e3a" xlink:to="loc_cmpr_TaxLegislationDomain_019c2a8a-d5dd-7b85-9fb8-041c4b522e3a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_TaxLegislationDomain_019c2a8a-d5dd-749a-90c1-4d7ca10a9205" xlink:href="cmpr-20260331.xsd#cmpr_TaxLegislationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_cmpr_TaxLegislationAxis_019c2a8a-d5dd-7b85-9fb8-041c4b522e3a" xlink:to="loc_cmpr_TaxLegislationDomain_019c2a8a-d5dd-749a-90c1-4d7ca10a9205" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_FederalActonTaxReformandAHVFinancingTRAFMember_019c2a8a-d5dd-7fac-bcec-f705c6b43d27" xlink:href="cmpr-20260331.xsd#cmpr_FederalActonTaxReformandAHVFinancingTRAFMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_TaxLegislationDomain_019c2a8a-d5dd-749a-90c1-4d7ca10a9205" xlink:to="loc_cmpr_FederalActonTaxReformandAHVFinancingTRAFMember_019c2a8a-d5dd-7fac-bcec-f705c6b43d27" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_USGlobalIntangibleLowTaxedIncomeGILTIMember_019c2a8a-d5dd-7a16-b05c-1644596f6cb0" xlink:href="cmpr-20260331.xsd#cmpr_USGlobalIntangibleLowTaxedIncomeGILTIMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_TaxLegislationDomain_019c2a8a-d5dd-749a-90c1-4d7ca10a9205" xlink:to="loc_cmpr_USGlobalIntangibleLowTaxedIncomeGILTIMember_019c2a8a-d5dd-7a16-b05c-1644596f6cb0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_USForeignDerivedIntangibleIncomeFDIIMember_019c2a8a-d5dd-759f-892a-d9e86ceae819" xlink:href="cmpr-20260331.xsd#cmpr_USForeignDerivedIntangibleIncomeFDIIMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_TaxLegislationDomain_019c2a8a-d5dd-749a-90c1-4d7ca10a9205" xlink:to="loc_cmpr_USForeignDerivedIntangibleIncomeFDIIMember_019c2a8a-d5dd-759f-892a-d9e86ceae819" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_CH_019c2a8a-d5dd-7c08-9670-f5be50247ff7" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_CH"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_cmpr_TaxLegislationDomain_019c2a8a-d5dd-749a-90c1-4d7ca10a9205" xlink:to="loc_country_CH_019c2a8a-d5dd-7c08-9670-f5be50247ff7" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_019c2a8a-d5dd-7c36-8b7a-5ccdf52b3c36" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_019c2a8a-d5dd-7a74-976f-af3ead311029" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_019c2a8a-d5dd-7c36-8b7a-5ccdf52b3c36" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d5dd-7c36-8b7a-5ccdf52b3c36_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_019c2a8a-d5dd-7c36-8b7a-5ccdf52b3c36" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d5dd-7c36-8b7a-5ccdf52b3c36_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d5dd-7cbc-98a0-553b27752681" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_019c2a8a-d5dd-7c36-8b7a-5ccdf52b3c36" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d5dd-7cbc-98a0-553b27752681" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_IncomeTaxExpenseBenefitMember_019c2a8a-d5dd-7ee9-abc8-2f967c4ad2cd" xlink:href="cmpr-20260331.xsd#cmpr_IncomeTaxExpenseBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d5dd-7cbc-98a0-553b27752681" xlink:to="loc_cmpr_IncomeTaxExpenseBenefitMember_019c2a8a-d5dd-7ee9-abc8-2f967c4ad2cd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseMember_019c2a8a-d5dd-76aa-bc9f-aba4c3c16534" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d5dd-7cbc-98a0-553b27752681" xlink:to="loc_us-gaap_InterestExpenseMember_019c2a8a-d5dd-76aa-bc9f-aba4c3c16534" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d5dd-72f1-803e-d3da1ce7114d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_019c2a8a-d5dd-7a74-976f-af3ead311029" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d5dd-72f1-803e-d3da1ce7114d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-72f1-803e-d3da1ce7114d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d5dd-72f1-803e-d3da1ce7114d" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-72f1-803e-d3da1ce7114d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-7c0f-8287-e8cae35c4867" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d5dd-72f1-803e-d3da1ce7114d" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-7c0f-8287-e8cae35c4867" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_019c2a8a-d5dd-74f8-b4de-3b1e9f7c470a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableInterestEntityPrimaryBeneficiaryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-7c0f-8287-e8cae35c4867" xlink:to="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_019c2a8a-d5dd-74f8-b4de-3b1e9f7c470a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFinancialInstrumentsAssetsMember_019c2a8a-d5dd-7d84-9154-48e50308c726" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFinancialInstrumentsAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-7c0f-8287-e8cae35c4867" xlink:to="loc_us-gaap_DerivativeFinancialInstrumentsAssetsMember_019c2a8a-d5dd-7d84-9154-48e50308c726" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntellectualPropertyMember_019c2a8a-d5dd-7525-8f13-3ed94ee63f0f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntellectualPropertyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-7c0f-8287-e8cae35c4867" xlink:to="loc_us-gaap_IntellectualPropertyMember_019c2a8a-d5dd-7525-8f13-3ed94ee63f0f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d5dd-7362-8fe8-96c8153b2736" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_019c2a8a-d5dd-7a74-976f-af3ead311029" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d5dd-7362-8fe8-96c8153b2736" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d5dd-7362-8fe8-96c8153b2736_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d5dd-7362-8fe8-96c8153b2736" xlink:to="loc_us-gaap_EquityComponentDomain_019c2a8a-d5dd-7362-8fe8-96c8153b2736_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d5dd-7c79-9257-6b5dcd84ba12" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d5dd-7362-8fe8-96c8153b2736" xlink:to="loc_us-gaap_EquityComponentDomain_019c2a8a-d5dd-7c79-9257-6b5dcd84ba12" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_019c2a8a-d5dd-7119-bd8e-e66816d003d7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019c2a8a-d5dd-7c79-9257-6b5dcd84ba12" xlink:to="loc_us-gaap_RetainedEarningsMember_019c2a8a-d5dd-7119-bd8e-e66816d003d7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_019c2a8a-d5dd-7e89-97f0-52fdf8deae09" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_019c2a8a-d5dd-7a74-976f-af3ead311029" xlink:to="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_019c2a8a-d5dd-7e89-97f0-52fdf8deae09" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfAdoptionMember_019c2a8a-d5dd-7e89-97f0-52fdf8deae09_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TypeOfAdoptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_019c2a8a-d5dd-7e89-97f0-52fdf8deae09" xlink:to="loc_us-gaap_TypeOfAdoptionMember_019c2a8a-d5dd-7e89-97f0-52fdf8deae09_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfAdoptionMember_019c2a8a-d5dd-774a-bc34-0e0d79bcd0f2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TypeOfAdoptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_019c2a8a-d5dd-7e89-97f0-52fdf8deae09" xlink:to="loc_us-gaap_TypeOfAdoptionMember_019c2a8a-d5dd-774a-bc34-0e0d79bcd0f2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingStandardsUpdate201912Member_019c2a8a-d5dd-7885-af93-37928376cee7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountingStandardsUpdate201912Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfAdoptionMember_019c2a8a-d5dd-774a-bc34-0e0d79bcd0f2" xlink:to="loc_us-gaap_AccountingStandardsUpdate201912Member_019c2a8a-d5dd-7885-af93-37928376cee7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_019c2a8a-d5dd-7e3f-a23d-dbcedd70dd8e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_019c2a8a-d5dd-7a74-976f-af3ead311029" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_019c2a8a-d5dd-7e3f-a23d-dbcedd70dd8e" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019c2a8a-d5dd-7e3f-a23d-dbcedd70dd8e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_019c2a8a-d5dd-7e3f-a23d-dbcedd70dd8e" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019c2a8a-d5dd-7e3f-a23d-dbcedd70dd8e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019c2a8a-d5dd-79c1-82fc-bdf237850d70" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_019c2a8a-d5dd-7e3f-a23d-dbcedd70dd8e" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019c2a8a-d5dd-79c1-82fc-bdf237850d70" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PatentsMember_019c2a8a-d5dd-78ac-a287-4e8a87194ecd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PatentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019c2a8a-d5dd-79c1-82fc-bdf237850d70" xlink:to="loc_us-gaap_PatentsMember_019c2a8a-d5dd-78ac-a287-4e8a87194ecd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019c2a8a-d5dd-721f-a40d-70eb096b37ce" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_019c2a8a-d5dd-7a74-976f-af3ead311029" xlink:to="loc_srt_RangeAxis_019c2a8a-d5dd-721f-a40d-70eb096b37ce" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019c2a8a-d5dd-721f-a40d-70eb096b37ce_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_019c2a8a-d5dd-721f-a40d-70eb096b37ce" xlink:to="loc_srt_RangeMember_019c2a8a-d5dd-721f-a40d-70eb096b37ce_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019c2a8a-d5dd-744d-8984-231520bd2a6f" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_019c2a8a-d5dd-721f-a40d-70eb096b37ce" xlink:to="loc_srt_RangeMember_019c2a8a-d5dd-744d-8984-231520bd2a6f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019c2a8a-d5dd-7075-b9ad-5101d51f97b6" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019c2a8a-d5dd-744d-8984-231520bd2a6f" xlink:to="loc_srt_MinimumMember_019c2a8a-d5dd-7075-b9ad-5101d51f97b6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019c2a8a-d5dd-7670-bd75-a7d7d239ee2d" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019c2a8a-d5dd-744d-8984-231520bd2a6f" xlink:to="loc_srt_MaximumMember_019c2a8a-d5dd-7670-bd75-a7d7d239ee2d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityAxis_019c2a8a-d5dd-73d5-a995-b7a05e2965d7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_019c2a8a-d5dd-7a74-976f-af3ead311029" xlink:to="loc_us-gaap_IncomeTaxAuthorityAxis_019c2a8a-d5dd-73d5-a995-b7a05e2965d7" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_019c2a8a-d5dd-73d5-a995-b7a05e2965d7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_019c2a8a-d5dd-73d5-a995-b7a05e2965d7" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_019c2a8a-d5dd-73d5-a995-b7a05e2965d7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_019c2a8a-d5dd-7f53-bd70-a115d66bf6e1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_019c2a8a-d5dd-73d5-a995-b7a05e2965d7" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_019c2a8a-d5dd-7f53-bd70-a115d66bf6e1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_CH_019c2a8a-d5dd-76af-9aac-34067592c5a2" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_CH"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_019c2a8a-d5dd-7f53-bd70-a115d66bf6e1" xlink:to="loc_country_CH_019c2a8a-d5dd-76af-9aac-34067592c5a2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StateAndLocalJurisdictionMember_019c2a8a-d5dd-70e3-88c6-427b2e59fb6c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StateAndLocalJurisdictionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_019c2a8a-d5dd-7f53-bd70-a115d66bf6e1" xlink:to="loc_us-gaap_StateAndLocalJurisdictionMember_019c2a8a-d5dd-70e3-88c6-427b2e59fb6c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_IT_019c2a8a-d5dd-76ee-8823-47edfd12c946" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_IT"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_019c2a8a-d5dd-7f53-bd70-a115d66bf6e1" xlink:to="loc_country_IT_019c2a8a-d5dd-76ee-8823-47edfd12c946" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_IE_019c2a8a-d5dd-74e0-aab3-70bdefb09e50" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_IE"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_019c2a8a-d5dd-7f53-bd70-a115d66bf6e1" xlink:to="loc_country_IE_019c2a8a-d5dd-74e0-aab3-70bdefb09e50" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_019c2a8a-d5dd-7d3f-9d60-d837dd8ef823" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_019c2a8a-d5dd-7f53-bd70-a115d66bf6e1" xlink:to="loc_country_US_019c2a8a-d5dd-7d3f-9d60-d837dd8ef823" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCountryMember_019c2a8a-d5dd-79c7-9eba-d2f6de7f530c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCountryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_019c2a8a-d5dd-7f53-bd70-a115d66bf6e1" xlink:to="loc_us-gaap_ForeignCountryMember_019c2a8a-d5dd-79c7-9eba-d2f6de7f530c" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowanceByDeferredTaxAssetAxis_019c2a8a-d5dd-7ecb-95c0-b9bc91f8a971" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ValuationAllowanceByDeferredTaxAssetAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_019c2a8a-d5dd-7a74-976f-af3ead311029" xlink:to="loc_us-gaap_ValuationAllowanceByDeferredTaxAssetAxis_019c2a8a-d5dd-7ecb-95c0-b9bc91f8a971" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetDomain_019c2a8a-d5dd-7ecb-95c0-b9bc91f8a971_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ValuationAllowanceByDeferredTaxAssetAxis_019c2a8a-d5dd-7ecb-95c0-b9bc91f8a971" xlink:to="loc_us-gaap_DeferredTaxAssetDomain_019c2a8a-d5dd-7ecb-95c0-b9bc91f8a971_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetDomain_019c2a8a-d5dd-7039-a8bb-b771a754e165" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ValuationAllowanceByDeferredTaxAssetAxis_019c2a8a-d5dd-7ecb-95c0-b9bc91f8a971" xlink:to="loc_us-gaap_DeferredTaxAssetDomain_019c2a8a-d5dd-7039-a8bb-b771a754e165" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowanceOperatingLossCarryforwardsMember_019c2a8a-d5dd-7d97-aa36-628c7857da89" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ValuationAllowanceOperatingLossCarryforwardsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetDomain_019c2a8a-d5dd-7039-a8bb-b771a754e165" xlink:to="loc_us-gaap_ValuationAllowanceOperatingLossCarryforwardsMember_019c2a8a-d5dd-7d97-aa36-628c7857da89" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowanceOtherTaxCarryforwardMember_019c2a8a-d5dd-7ca8-8663-ea28ba763660" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ValuationAllowanceOtherTaxCarryforwardMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetDomain_019c2a8a-d5dd-7039-a8bb-b771a754e165" xlink:to="loc_us-gaap_ValuationAllowanceOtherTaxCarryforwardMember_019c2a8a-d5dd-7ca8-8663-ea28ba763660" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019c2a8a-d5dd-7298-b3e2-2282cf2b8a3f" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019c2a8a-d5dd-7298-b3e2-2282cf2b8a3f_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019c2a8a-d5dd-7121-b273-69169c0ac5fc" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019c2a8a-d5dd-7068-9829-e8a50dd72905" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019c2a8a-d5dd-7865-8ee2-ba0f7a77fd40" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityNameAxis_019c2a8a-d5dd-7e97-83e4-e48e4e45b997" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_019c2a8a-d5dd-7a74-976f-af3ead311029" xlink:to="loc_us-gaap_IncomeTaxAuthorityNameAxis_019c2a8a-d5dd-7e97-83e4-e48e4e45b997" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityNameDomain_019c2a8a-d5dd-7e97-83e4-e48e4e45b997_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeTaxAuthorityNameAxis_019c2a8a-d5dd-7e97-83e4-e48e4e45b997" xlink:to="loc_us-gaap_IncomeTaxAuthorityNameDomain_019c2a8a-d5dd-7e97-83e4-e48e4e45b997_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityNameDomain_019c2a8a-d5dd-78cb-b85d-48c3723fbcf6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeTaxAuthorityNameAxis_019c2a8a-d5dd-7e97-83e4-e48e4e45b997" xlink:to="loc_us-gaap_IncomeTaxAuthorityNameDomain_019c2a8a-d5dd-78cb-b85d-48c3723fbcf6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_CH_019c2a8a-d5dd-7ef6-8ecf-509fcfa3a28a" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_CH"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityNameDomain_019c2a8a-d5dd-78cb-b85d-48c3723fbcf6" xlink:to="loc_country_CH_019c2a8a-d5dd-7ef6-8ecf-509fcfa3a28a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_019c2a8a-d5dd-7210-889f-c8a309dc8aa3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_019c2a8a-d5dd-7112-ad94-911d8c6940d4" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_019c2a8a-d5dd-7210-889f-c8a309dc8aa3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019c2a8a-d5dd-7f9e-8274-ae2342df71c5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_019c2a8a-d5dd-7112-ad94-911d8c6940d4" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_019c2a8a-d5dd-7f9e-8274-ae2342df71c5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecognizedTaxBenefits_019c2a8a-d5dd-71e3-933e-58c6bb1b13b4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecognizedTaxBenefits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_019c2a8a-d5dd-7112-ad94-911d8c6940d4" xlink:to="loc_us-gaap_UnrecognizedTaxBenefits_019c2a8a-d5dd-71e3-933e-58c6bb1b13b4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesExpense_019c2a8a-d5dd-77f9-bc2f-4373de797363" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_019c2a8a-d5dd-7112-ad94-911d8c6940d4" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesExpense_019c2a8a-d5dd-77f9-bc2f-4373de797363" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_019c2a8a-d5dd-7640-acad-6e25e949cbbd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_019c2a8a-d5dd-7112-ad94-911d8c6940d4" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_019c2a8a-d5dd-7640-acad-6e25e949cbbd" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_019c2a8a-d5dd-783e-92d4-c0c69969f0cf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_019c2a8a-d5dd-7112-ad94-911d8c6940d4" xlink:to="loc_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_019c2a8a-d5dd-783e-92d4-c0c69969f0cf" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense_019c2a8a-d5dd-7871-801c-e5b7b2059cb1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_019c2a8a-d5dd-7112-ad94-911d8c6940d4" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense_019c2a8a-d5dd-7871-801c-e5b7b2059cb1" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther_019c2a8a-d5dd-7404-a922-8d50c3cb304a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_019c2a8a-d5dd-7112-ad94-911d8c6940d4" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther_019c2a8a-d5dd-7404-a922-8d50c3cb304a" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent_019c2a8a-d5dd-7526-a630-2cd2a4f02fe0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_019c2a8a-d5dd-7112-ad94-911d8c6940d4" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent_019c2a8a-d5dd-7526-a630-2cd2a4f02fe0" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_019c2a8a-d5dd-72d0-803f-cf99f7cf47cc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_019c2a8a-d5dd-7112-ad94-911d8c6940d4" xlink:to="loc_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_019c2a8a-d5dd-72d0-803f-cf99f7cf47cc" xlink:type="arc" order="9"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/NoncontrollinginterestsDetails" xlink:type="simple" xlink:href="cmpr-20260331.xsd#NoncontrollinginterestsDetails"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/NoncontrollinginterestsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterestLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestTable_019c2a8a-d5dd-7dc8-a185-da46f8080bb4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterestTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_us-gaap_MinorityInterestTable_019c2a8a-d5dd-7dc8-a185-da46f8080bb4" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_019c2a8a-d5dd-7512-97a5-a4711cfa108a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_MinorityInterestTable_019c2a8a-d5dd-7dc8-a185-da46f8080bb4" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_019c2a8a-d5dd-7512-97a5-a4711cfa108a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-7512-97a5-a4711cfa108a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_019c2a8a-d5dd-7512-97a5-a4711cfa108a" xlink:to="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-7512-97a5-a4711cfa108a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-74e2-b66c-29a16def4b51" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_019c2a8a-d5dd-7512-97a5-a4711cfa108a" xlink:to="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-74e2-b66c-29a16def4b51" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_PrintBrothersMember_019c2a8a-d5dd-70ea-9fa7-ebb4667cff18" xlink:href="cmpr-20260331.xsd#cmpr_PrintBrothersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-74e2-b66c-29a16def4b51" xlink:to="loc_cmpr_PrintBrothersMember_019c2a8a-d5dd-70ea-9fa7-ebb4667cff18" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d5dd-7b9d-8ee9-45fe1ee799eb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_MinorityInterestTable_019c2a8a-d5dd-7dc8-a185-da46f8080bb4" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d5dd-7b9d-8ee9-45fe1ee799eb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-7b9d-8ee9-45fe1ee799eb_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d5dd-7b9d-8ee9-45fe1ee799eb" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-7b9d-8ee9-45fe1ee799eb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-7ff7-8f8f-3293091d0a36" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019c2a8a-d5dd-7b9d-8ee9-45fe1ee799eb" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-7ff7-8f8f-3293091d0a36" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncontrollingInterestMember_019c2a8a-d5dd-7913-a683-b6c8a233b8ae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-7ff7-8f8f-3293091d0a36" xlink:to="loc_us-gaap_NoncontrollingInterestMember_019c2a8a-d5dd-7913-a683-b6c8a233b8ae" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_RedeemablenoncontrollinginterestMember_019c2a8a-d5dd-7d2d-96d9-0191e032620e" xlink:href="cmpr-20260331.xsd#cmpr_RedeemablenoncontrollinginterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019c2a8a-d5dd-7ff7-8f8f-3293091d0a36" xlink:to="loc_cmpr_RedeemablenoncontrollinginterestMember_019c2a8a-d5dd-7d2d-96d9-0191e032620e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_019c2a8a-d5dd-7d24-a4d2-b7756d95a616" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_MinorityInterestTable_019c2a8a-d5dd-7dc8-a185-da46f8080bb4" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_019c2a8a-d5dd-7d24-a4d2-b7756d95a616" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d5dd-7d24-a4d2-b7756d95a616_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_019c2a8a-d5dd-7d24-a4d2-b7756d95a616" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d5dd-7d24-a4d2-b7756d95a616_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d5dd-7015-82b7-2ca5a6cfcde4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_019c2a8a-d5dd-7d24-a4d2-b7756d95a616" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d5dd-7015-82b7-2ca5a6cfcde4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_RedeemablenoncontrollinginterestMember_019c2a8a-d5dd-7133-9bbd-7d2618569952" xlink:href="cmpr-20260331.xsd#cmpr_RedeemablenoncontrollinginterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d5dd-7015-82b7-2ca5a6cfcde4" xlink:to="loc_cmpr_RedeemablenoncontrollinginterestMember_019c2a8a-d5dd-7133-9bbd-7d2618569952" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncontrollingInterestMember_019c2a8a-d5dd-7347-876b-3fb820e27768" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_019c2a8a-d5dd-7015-82b7-2ca5a6cfcde4" xlink:to="loc_us-gaap_NoncontrollingInterestMember_019c2a8a-d5dd-7347-876b-3fb820e27768" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019c2a8a-d5dd-7fc8-a47b-18ae7819c4ae" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_MinorityInterestTable_019c2a8a-d5dd-7dc8-a185-da46f8080bb4" xlink:to="loc_srt_RangeAxis_019c2a8a-d5dd-7fc8-a47b-18ae7819c4ae" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019c2a8a-d5dd-7fc8-a47b-18ae7819c4ae_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_019c2a8a-d5dd-7fc8-a47b-18ae7819c4ae" xlink:to="loc_srt_RangeMember_019c2a8a-d5dd-7fc8-a47b-18ae7819c4ae_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019c2a8a-d5dd-7752-b28a-e3e0b5553743" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_019c2a8a-d5dd-7fc8-a47b-18ae7819c4ae" xlink:to="loc_srt_RangeMember_019c2a8a-d5dd-7752-b28a-e3e0b5553743" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019c2a8a-d5dd-7bd9-9024-d847aa4786ef" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019c2a8a-d5dd-7752-b28a-e3e0b5553743" xlink:to="loc_srt_MinimumMember_019c2a8a-d5dd-7bd9-9024-d847aa4786ef" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019c2a8a-d5dd-7b73-a1a4-ac75814d6c22" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019c2a8a-d5dd-7752-b28a-e3e0b5553743" xlink:to="loc_srt_MaximumMember_019c2a8a-d5dd-7b73-a1a4-ac75814d6c22" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d5dd-77cd-aa4e-f08f0536b836" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_MinorityInterestTable_019c2a8a-d5dd-7dc8-a185-da46f8080bb4" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d5dd-77cd-aa4e-f08f0536b836" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d5dd-77cd-aa4e-f08f0536b836_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d5dd-77cd-aa4e-f08f0536b836" xlink:to="loc_us-gaap_EquityComponentDomain_019c2a8a-d5dd-77cd-aa4e-f08f0536b836_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019c2a8a-d5dd-7e69-b108-ce3d587ef840" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_019c2a8a-d5dd-77cd-aa4e-f08f0536b836" xlink:to="loc_us-gaap_EquityComponentDomain_019c2a8a-d5dd-7e69-b108-ce3d587ef840" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncontrollingInterestMember_019c2a8a-d5dd-7dc1-b984-a98fd2d12ad0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019c2a8a-d5dd-7e69-b108-ce3d587ef840" xlink:to="loc_us-gaap_NoncontrollingInterestMember_019c2a8a-d5dd-7dc1-b984-a98fd2d12ad0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_019dc0c1-41c9-7914-8a55-e0d147c638de" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019c2a8a-d5dd-7e69-b108-ce3d587ef840" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_019dc0c1-41c9-7914-8a55-e0d147c638de" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationArrangementWithIndividualAllocatedShareBasedCompensationExpense_019dcf85-bf83-7eaa-9d74-76eaac1004fd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredCompensationArrangementWithIndividualAllocatedShareBasedCompensationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_us-gaap_DeferredCompensationArrangementWithIndividualAllocatedShareBasedCompensationExpense_019dcf85-bf83-7eaa-9d74-76eaac1004fd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_ShareBasedCompensationLiabilityReclassifiedToAsset_019dcf8d-e849-7b36-b13b-80296712290c" xlink:href="cmpr-20260331.xsd#cmpr_ShareBasedCompensationLiabilityReclassifiedToAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_cmpr_ShareBasedCompensationLiabilityReclassifiedToAsset_019dcf8d-e849-7b36-b13b-80296712290c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPrepaidExpenseCurrent_019dcfb2-27fc-75e7-9f27-28e516fa9204" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherPrepaidExpenseCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_us-gaap_OtherPrepaidExpenseCurrent_019dcfb2-27fc-75e7-9f27-28e516fa9204" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssets_019dcfde-2e7c-7d41-92c2-8b689aaa3e9c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_us-gaap_OtherAssets_019dcfde-2e7c-7d41-92c2-8b689aaa3e9c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterest_019c2a8a-d5dd-75fb-a2d0-0472a41682a3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_us-gaap_MinorityInterest_019c2a8a-d5dd-75fb-a2d0-0472a41682a3" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest_019d87b2-a656-7dcc-ac64-e2709be2ea96" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_us-gaap_NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest_019d87b2-a656-7dcc-ac64-e2709be2ea96" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_AdjustmentToAssetRecognizedFromRedeemableNoncontrollingInterestFairValueDifference_019dd05e-aeca-7922-9db0-483c23670b32" xlink:href="cmpr-20260331.xsd#cmpr_AdjustmentToAssetRecognizedFromRedeemableNoncontrollingInterestFairValueDifference"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_cmpr_AdjustmentToAssetRecognizedFromRedeemableNoncontrollingInterestFairValueDifference_019dd05e-aeca-7922-9db0-483c23670b32" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_NoncontrollingInterestAccretionToRedemptionValueRecognizedInRetainedEarnings_019c2a8a-d5dd-7eda-892d-3b08bd3e67e6" xlink:href="cmpr-20260331.xsd#cmpr_NoncontrollingInterestAccretionToRedemptionValueRecognizedInRetainedEarnings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_cmpr_NoncontrollingInterestAccretionToRedemptionValueRecognizedInRetainedEarnings_019c2a8a-d5dd-7eda-892d-3b08bd3e67e6" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestChangeInRedemptionValue_019dd07c-12d8-7060-865a-b4aa55b1f794" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterestChangeInRedemptionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_us-gaap_MinorityInterestChangeInRedemptionValue_019dd07c-12d8-7060-865a-b4aa55b1f794" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_019c2a8a-d5dd-78ae-a0de-103b54627c2c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterestDecreaseFromRedemptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_019c2a8a-d5dd-78ae-a0de-103b54627c2c" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_019c2a8a-d5dd-7b46-83ed-aba5a73c9c34" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_019c2a8a-d5dd-7b46-83ed-aba5a73c9c34" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToNoncontrollingInterest_019c2a8a-d5dd-7795-a80c-1200417810dc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToNoncontrollingInterest_019c2a8a-d5dd-7795-a80c-1200417810dc" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment_019c2a8a-d5dd-7d67-9550-b968c01580a5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment_019c2a8a-d5dd-7d67-9550-b968c01580a5" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_019c2a8a-d5dd-7b00-b94f-2b90cea57528" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_019c2a8a-d5dd-7b00-b94f-2b90cea57528" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToNoncontrollingInterest_019c2a8a-d5dd-7f13-b275-36e330261587" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToNoncontrollingInterest_019c2a8a-d5dd-7f13-b275-36e330261587" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_DecreaseToTemporaryEquityForNoncontrollingInterestRedemptionFeatureChange_019c2a8a-d5dd-7073-8a7a-9569ab60895c" xlink:href="cmpr-20260331.xsd#cmpr_DecreaseToTemporaryEquityForNoncontrollingInterestRedemptionFeatureChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_cmpr_DecreaseToTemporaryEquityForNoncontrollingInterestRedemptionFeatureChange_019c2a8a-d5dd-7073-8a7a-9569ab60895c" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_NoncontrollingInterestAccretionForAcquisitionItem_019c2a8a-d5dd-7356-9a66-062647cf4a52" xlink:href="cmpr-20260331.xsd#cmpr_NoncontrollingInterestAccretionForAcquisitionItem"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_cmpr_NoncontrollingInterestAccretionForAcquisitionItem_019c2a8a-d5dd-7356-9a66-062647cf4a52" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue_019c2a8a-d5dd-73d7-b788-03983cc9cca2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_us-gaap_BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue_019c2a8a-d5dd-73d7-b788-03983cc9cca2" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RedeemableNoncontrollingInterestEquityFairValue_019dc0b0-292c-7f30-9660-7be734576e0d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RedeemableNoncontrollingInterestEquityFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_019c2a8a-d5dd-701f-b5d7-88fbc2feafb8" xlink:to="loc_us-gaap_RedeemableNoncontrollingInterestEquityFairValue_019dc0b0-292c-7f30-9660-7be734576e0d" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterest_019c2a8a-d5dd-74f7-af3b-b1b7247b7b02" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterest"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/SegmentInformationDetails" xlink:type="simple" xlink:href="cmpr-20260331.xsd#SegmentInformationDetails"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/SegmentInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_019c2a8a-d5dd-7860-8929-75952b75fc9e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_019c2a8a-d5dd-7860-8929-75952b75fc9e" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_019c2a8a-d5dd-7f77-b174-7d796f5b4645" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ConsolidationItemsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_019c2a8a-d5dd-7860-8929-75952b75fc9e" xlink:to="loc_srt_ConsolidationItemsAxis_019c2a8a-d5dd-7f77-b174-7d796f5b4645" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019c2a8a-d5dd-7f77-b174-7d796f5b4645_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidationItemsAxis_019c2a8a-d5dd-7f77-b174-7d796f5b4645" xlink:to="loc_srt_ConsolidationItemsDomain_019c2a8a-d5dd-7f77-b174-7d796f5b4645_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_019c2a8a-d5dd-7100-9967-5100fc9ddfc5" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidationItemsAxis_019c2a8a-d5dd-7f77-b174-7d796f5b4645" xlink:to="loc_srt_ConsolidationItemsDomain_019c2a8a-d5dd-7100-9967-5100fc9ddfc5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntersegmentEliminationMember_019c2a8a-d5dd-78e8-80b6-d6909b238204" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntersegmentEliminationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_019c2a8a-d5dd-7100-9967-5100fc9ddfc5" xlink:to="loc_us-gaap_IntersegmentEliminationMember_019c2a8a-d5dd-78e8-80b6-d6909b238204" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_019c2a8a-d5dd-7758-ad88-793552ed6da2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_019c2a8a-d5dd-7100-9967-5100fc9ddfc5" xlink:to="loc_us-gaap_OperatingSegmentsMember_019c2a8a-d5dd-7758-ad88-793552ed6da2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_019c2a8a-d5dd-754b-9040-f735b12454d4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_019c2a8a-d5dd-7860-8929-75952b75fc9e" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_019c2a8a-d5dd-754b-9040-f735b12454d4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-754b-9040-f735b12454d4_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_019c2a8a-d5dd-754b-9040-f735b12454d4" xlink:to="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-754b-9040-f735b12454d4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-7286-b27e-48bed5ba44dc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_019c2a8a-d5dd-754b-9040-f735b12454d4" xlink:to="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-7286-b27e-48bed5ba44dc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_VistaPrintMember_019c2a8a-d5dd-7bb1-90c9-0962e49a4386" xlink:href="cmpr-20260331.xsd#cmpr_VistaPrintMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-7286-b27e-48bed5ba44dc" xlink:to="loc_cmpr_VistaPrintMember_019c2a8a-d5dd-7bb1-90c9-0962e49a4386" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_PrintBrothersMember_019c2a8a-d5dd-7e01-adf9-2420cd10b057" xlink:href="cmpr-20260331.xsd#cmpr_PrintBrothersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-7286-b27e-48bed5ba44dc" xlink:to="loc_cmpr_PrintBrothersMember_019c2a8a-d5dd-7e01-adf9-2420cd10b057" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_ThePrintGroupMember_019c2a8a-d5dd-7028-a7c1-eb47e81f0d92" xlink:href="cmpr-20260331.xsd#cmpr_ThePrintGroupMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-7286-b27e-48bed5ba44dc" xlink:to="loc_cmpr_ThePrintGroupMember_019c2a8a-d5dd-7028-a7c1-eb47e81f0d92" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_NationalPenMember_019c2a8a-d5dd-7afa-a075-a52d583a33a4" xlink:href="cmpr-20260331.xsd#cmpr_NationalPenMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-7286-b27e-48bed5ba44dc" xlink:to="loc_cmpr_NationalPenMember_019c2a8a-d5dd-7afa-a075-a52d583a33a4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_AllOtherBusinessesMember_019c2a8a-d5dd-7cbe-9c7a-de7798344eec" xlink:href="cmpr-20260331.xsd#cmpr_AllOtherBusinessesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-7286-b27e-48bed5ba44dc" xlink:to="loc_cmpr_AllOtherBusinessesMember_019c2a8a-d5dd-7cbe-9c7a-de7798344eec" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateAndOtherMember_019c2a8a-d5dd-7bf9-995f-342c74c96c54" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CorporateAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-7286-b27e-48bed5ba44dc" xlink:to="loc_us-gaap_CorporateAndOtherMember_019c2a8a-d5dd-7bf9-995f-342c74c96c54" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_TotalSegmentsMember_019c2a8a-d5dd-7918-b40c-6af4e164192c" xlink:href="cmpr-20260331.xsd#cmpr_TotalSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-7286-b27e-48bed5ba44dc" xlink:to="loc_cmpr_TotalSegmentsMember_019c2a8a-d5dd-7918-b40c-6af4e164192c" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllOtherSegmentsMember_019c2a8a-d5dd-77c1-883e-9bcd14fe7ac3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllOtherSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_019c2a8a-d5dd-7286-b27e-48bed5ba44dc" xlink:to="loc_us-gaap_AllOtherSegmentsMember_019c2a8a-d5dd-77c1-883e-9bcd14fe7ac3" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_019c2a8a-d5dd-71a1-a93f-f86f1ae3a88a" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_019c2a8a-d5dd-7860-8929-75952b75fc9e" xlink:to="loc_srt_StatementGeographicalAxis_019c2a8a-d5dd-71a1-a93f-f86f1ae3a88a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-71a1-a93f-f86f1ae3a88a_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_019c2a8a-d5dd-71a1-a93f-f86f1ae3a88a" xlink:to="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-71a1-a93f-f86f1ae3a88a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_019c2a8a-d5dd-71a1-a93f-f86f1ae3a88a" xlink:to="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_NorthAmericaMember_019c2a8a-d5dd-7846-8aa0-c60b6f72fef9" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_NorthAmericaMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_srt_NorthAmericaMember_019c2a8a-d5dd-7846-8aa0-c60b6f72fef9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EuropeMember_019c2a8a-d5dd-70af-b4aa-696310de1222" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_EuropeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_srt_EuropeMember_019c2a8a-d5dd-70af-b4aa-696310de1222" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_OtherContinentsMember_019c2a8a-d5dd-71a3-91a7-b0718a293101" xlink:href="cmpr-20260331.xsd#cmpr_OtherContinentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_cmpr_OtherContinentsMember_019c2a8a-d5dd-71a3-91a7-b0718a293101" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_019c2a8a-d5dd-7f7d-aa6a-0cacdbcb5100" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_country_US_019c2a8a-d5dd-7f7d-aa6a-0cacdbcb5100" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_NL_019c2a8a-d5dd-7258-a67a-d0f98dcf6c31" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_NL"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_country_NL_019c2a8a-d5dd-7258-a67a-d0f98dcf6c31" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_CA_019c2a8a-d5dd-73c2-b6f1-1876fca05345" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_CA"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_country_CA_019c2a8a-d5dd-73c2-b6f1-1876fca05345" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_CH_019c2a8a-d5dd-7103-b640-b8880d9d6a1a" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_CH"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_country_CH_019c2a8a-d5dd-7103-b640-b8880d9d6a1a" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_IT_019c2a8a-d5dd-7c01-92cd-2630d035f8b2" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_IT"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_country_IT_019c2a8a-d5dd-7c01-92cd-2630d035f8b2" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_FR_019c2a8a-d5dd-7615-9d88-bedacafe2994" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_FR"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_country_FR_019c2a8a-d5dd-7615-9d88-bedacafe2994" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_JM_019c2a8a-d5dd-7193-8587-065b64b57944" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_JM"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_country_JM_019c2a8a-d5dd-7193-8587-065b64b57944" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_AU_019c2a8a-d5dd-7f09-82e0-86b97d0480be" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_AU"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_country_AU_019c2a8a-d5dd-7f09-82e0-86b97d0480be" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_JP_019c2a8a-d5dd-7e3d-9eb1-8b5f776fb275" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_JP"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_country_JP_019c2a8a-d5dd-7e3d-9eb1-8b5f776fb275" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_OtherCountriesMember_019c2a8a-d5dd-7c07-b7fa-c59f9a31432e" xlink:href="cmpr-20260331.xsd#cmpr_OtherCountriesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_cmpr_OtherCountriesMember_019c2a8a-d5dd-7c07-b7fa-c59f9a31432e" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_DE_019c2a8a-d5dd-715f-a74a-c96dcd72641a" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_DE"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_country_DE_019c2a8a-d5dd-715f-a74a-c96dcd72641a" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_AT_019c2a8a-d5dd-758d-90a5-3ad2d21975f0" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_AT"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_country_AT_019c2a8a-d5dd-758d-90a5-3ad2d21975f0" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_MX_019c2a8a-d5dd-7aec-bbfe-e92525b3affc" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_MX"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_country_MX_019c2a8a-d5dd-7aec-bbfe-e92525b3affc" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_TN_019c2a8a-d5dd-74bd-9ef1-36a8c43ce1bb" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_TN"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_019c2a8a-d5dd-7e10-a50e-5c22b566d45d" xlink:to="loc_country_TN_019c2a8a-d5dd-74bd-9ef1-36a8c43ce1bb" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_019c2a8a-d5dd-75e1-a0ca-ca7775f7c9ba" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_019c2a8a-d5dd-7860-8929-75952b75fc9e" xlink:to="loc_srt_ProductOrServiceAxis_019c2a8a-d5dd-75e1-a0ca-ca7775f7c9ba" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_019c2a8a-d5dd-75e1-a0ca-ca7775f7c9ba_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_019c2a8a-d5dd-75e1-a0ca-ca7775f7c9ba" xlink:to="loc_srt_ProductsAndServicesDomain_019c2a8a-d5dd-75e1-a0ca-ca7775f7c9ba_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_019c2a8a-d5dd-7798-b419-9f53327d4db2" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_019c2a8a-d5dd-75e1-a0ca-ca7775f7c9ba" xlink:to="loc_srt_ProductsAndServicesDomain_019c2a8a-d5dd-7798-b419-9f53327d4db2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_PhysicalPrintedProductsAndOtherMember_019c2a8a-d5dd-72e1-aeaa-bdf7963d06f5" xlink:href="cmpr-20260331.xsd#cmpr_PhysicalPrintedProductsAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_019c2a8a-d5dd-7798-b419-9f53327d4db2" xlink:to="loc_cmpr_PhysicalPrintedProductsAndOtherMember_019c2a8a-d5dd-72e1-aeaa-bdf7963d06f5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_DigitalProductsAndServicesMember_019c2a8a-d5dd-717b-99ae-226ce30de1ce" xlink:href="cmpr-20260331.xsd#cmpr_DigitalProductsAndServicesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_019c2a8a-d5dd-7798-b419-9f53327d4db2" xlink:to="loc_cmpr_DigitalProductsAndServicesMember_019c2a8a-d5dd-717b-99ae-226ce30de1ce" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfReportableSegments_019c2a8a-d5dd-76de-b78b-93bf60bdc557" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NumberOfReportableSegments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_NumberOfReportableSegments_019c2a8a-d5dd-76de-b78b-93bf60bdc557" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_019c2a8a-d5dd-79a8-99ef-81351e617152" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_Revenues_019c2a8a-d5dd-79a8-99ef-81351e617152" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherOperatingIncome_019c2a8a-d5dd-728f-8fd6-9fda3d36585b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherOperatingIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_OtherOperatingIncome_019c2a8a-d5dd-728f-8fd6-9fda3d36585b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_019c2a8a-d5dd-78f0-991f-ca298ffb2a6a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepreciationAndAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_DepreciationAndAmortization_019c2a8a-d5dd-78f0-991f-ca298ffb2a6a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCharges_019c2a8a-d5dd-755e-bfd5-9cd21a7023a8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_RestructuringCharges_019c2a8a-d5dd-755e-bfd5-9cd21a7023a8" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetImpairmentCharges_019c2a8a-d5dd-74a3-b851-b561c6068aa0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetImpairmentCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_AssetImpairmentCharges_019c2a8a-d5dd-74a3-b851-b561c6068aa0" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdvertisingExpense_019c2a8a-d5dd-7344-8c89-6e2900ed6017" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdvertisingExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_AdvertisingExpense_019c2a8a-d5dd-7344-8c89-6e2900ed6017" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenue_019c2a8a-d5dd-75b4-96b1-bf6616a5a319" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfRevenue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_CostOfRevenue_019c2a8a-d5dd-75b4-96b1-bf6616a5a319" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingOtherItemAmount_019c2a8a-d5dd-7088-b67b-1328e7122f7a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentReportingOtherItemAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_SegmentReportingOtherItemAmount_019c2a8a-d5dd-7088-b67b-1328e7122f7a" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCostAndExpenseOperating_019c2a8a-d5dd-7b8d-ad44-0b35162739bb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherCostAndExpenseOperating"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_OtherCostAndExpenseOperating_019c2a8a-d5dd-7b8d-ad44-0b35162739bb" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_019c2a8a-d5dd-76f4-860e-d34df9bdec14" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GrossProfit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_GrossProfit_019c2a8a-d5dd-76f4-860e-d34df9bdec14" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_019c2a8a-d5dd-79cb-af6f-b663fbb50095" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_019c2a8a-d5dd-79cb-af6f-b663fbb50095" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019c2a8a-d5dd-7dda-81d3-6ddee5f69af6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019c2a8a-d5dd-7dda-81d3-6ddee5f69af6" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019c2a8a-d5dd-7a6a-9654-6e246d57fa44" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019c2a8a-d5dd-7a6a-9654-6e246d57fa44" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentExpenditureAdditionToLongLivedAssets_019c2a8a-d5dd-78d7-b5b6-9992b9d84b49" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentExpenditureAdditionToLongLivedAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_SegmentExpenditureAdditionToLongLivedAssets_019c2a8a-d5dd-78d7-b5b6-9992b9d84b49" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToDevelopSoftware_019c2a8a-d5dd-7c11-a503-31a81c3a9a75" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToDevelopSoftware"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_PaymentsToDevelopSoftware_019c2a8a-d5dd-7c11-a503-31a81c3a9a75" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncurrentAssets_019c2a8a-d5dd-7d9b-9497-5d71ca865c85" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NoncurrentAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_NoncurrentAssets_019c2a8a-d5dd-7d9b-9497-5d71ca865c85" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019c2a8a-d5dd-7e0b-bba8-74054f56cca4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Goodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_Goodwill_019c2a8a-d5dd-7e0b-bba8-74054f56cca4" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019c2a8a-d5dd-76ea-837e-60d20fbacbfa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019c2a8a-d5dd-76ea-837e-60d20fbacbfa" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_019c2a8a-d5dd-73b1-aa6c-90dfee8c15ed" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_019c2a8a-d5dd-73b1-aa6c-90dfee8c15ed" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesNoncurrent_019c2a8a-d5dd-7786-b414-3dd0af949273" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MarketableSecuritiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_MarketableSecuritiesNoncurrent_019c2a8a-d5dd-7786-b414-3dd0af949273" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestments_019c2a8a-d5dd-7929-a79b-62b59efa5080" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityMethodInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_EquityMethodInvestments_019c2a8a-d5dd-7929-a79b-62b59efa5080" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserveAccrualAdjustment1_019c2a8a-d5dd-731f-9362-b851d546656b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringReserveAccrualAdjustment1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_019c2a8a-d5dd-756a-956a-689d9af16dab" xlink:to="loc_us-gaap_RestructuringReserveAccrualAdjustment1_019c2a8a-d5dd-731f-9362-b851d546656b" xlink:type="arc" order="22"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.cimpress.com/role/CommitmentsandContingenciesDetails" xlink:type="simple" xlink:href="cmpr-20260331.xsd#CommitmentsandContingenciesDetails"/>
  <link:definitionLink xlink:role="http://www.cimpress.com/role/CommitmentsandContingenciesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsLineItems_019c2a8a-d5dd-7277-8f41-2a8cfbcd5a47" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherCommitmentsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsTable_019c2a8a-d5dd-7c83-b4df-351b3706093c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherCommitmentsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_019c2a8a-d5dd-7277-8f41-2a8cfbcd5a47" xlink:to="loc_us-gaap_OtherCommitmentsTable_019c2a8a-d5dd-7c83-b4df-351b3706093c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_019c2a8a-d5dd-7d8f-8be2-b4e58b5d8d49" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OtherCommitmentsTable_019c2a8a-d5dd-7c83-b4df-351b3706093c" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_019c2a8a-d5dd-7d8f-8be2-b4e58b5d8d49" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-7d8f-8be2-b4e58b5d8d49_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_019c2a8a-d5dd-7d8f-8be2-b4e58b5d8d49" xlink:to="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-7d8f-8be2-b4e58b5d8d49_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-76e2-9bce-e994b64e405f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_019c2a8a-d5dd-7d8f-8be2-b4e58b5d8d49" xlink:to="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-76e2-9bce-e994b64e405f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_ThirdPartyCloudServicesDomain_019c2a8a-d5dd-71b0-81d8-749b5ebe5c20" xlink:href="cmpr-20260331.xsd#cmpr_ThirdPartyCloudServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-76e2-9bce-e994b64e405f" xlink:to="loc_cmpr_ThirdPartyCloudServicesDomain_019c2a8a-d5dd-71b0-81d8-749b5ebe5c20" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoriesMember_019c2a8a-d5dd-7d7b-ba07-faa674a16b4f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoriesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-76e2-9bce-e994b64e405f" xlink:to="loc_us-gaap_InventoriesMember_019c2a8a-d5dd-7d7b-ba07-faa674a16b4f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_019c2a8a-d5dd-7ce1-9549-a7602d1c7049" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SoftwareAndSoftwareDevelopmentCostsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-76e2-9bce-e994b64e405f" xlink:to="loc_us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_019c2a8a-d5dd-7ce1-9549-a7602d1c7049" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_InsuranceCostsDomain_019c2a8a-d5dd-7625-979d-42bc2110c690" xlink:href="cmpr-20260331.xsd#cmpr_InsuranceCostsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-76e2-9bce-e994b64e405f" xlink:to="loc_cmpr_InsuranceCostsDomain_019c2a8a-d5dd-7625-979d-42bc2110c690" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_ProductionRelatedTemporaryLaborMember_019c2a8a-d5dd-72e6-b664-3a9bd14bf312" xlink:href="cmpr-20260331.xsd#cmpr_ProductionRelatedTemporaryLaborMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-76e2-9bce-e994b64e405f" xlink:to="loc_cmpr_ProductionRelatedTemporaryLaborMember_019c2a8a-d5dd-72e6-b664-3a9bd14bf312" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_ProfessionalFeesDomain_019c2a8a-d5dd-77ea-872e-568c34635dc0" xlink:href="cmpr-20260331.xsd#cmpr_ProfessionalFeesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-76e2-9bce-e994b64e405f" xlink:to="loc_cmpr_ProfessionalFeesDomain_019c2a8a-d5dd-77ea-872e-568c34635dc0" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_ProductionAndComputerEquipmentDomain_019c2a8a-d5dd-70e7-96c7-b60f53cc7255" xlink:href="cmpr-20260331.xsd#cmpr_ProductionAndComputerEquipmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-76e2-9bce-e994b64e405f" xlink:to="loc_cmpr_ProductionAndComputerEquipmentDomain_019c2a8a-d5dd-70e7-96c7-b60f53cc7255" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_AdvertisingPurchaseCommitmentMember_019c2a8a-d5dd-7d88-84a2-1e94ad127a06" xlink:href="cmpr-20260331.xsd#cmpr_AdvertisingPurchaseCommitmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-76e2-9bce-e994b64e405f" xlink:to="loc_cmpr_AdvertisingPurchaseCommitmentMember_019c2a8a-d5dd-7d88-84a2-1e94ad127a06" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_AdvertisingPurchaseCommitmentMember_019c2a8a-d5dd-797b-a924-17f42b686110" xlink:href="cmpr-20260331.xsd#cmpr_AdvertisingPurchaseCommitmentMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsMember_019c2a8a-d5dd-75cb-a588-3eea3e517b35" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_019c2a8a-d5dd-76e2-9bce-e994b64e405f" xlink:to="loc_us-gaap_CommitmentsMember_019c2a8a-d5dd-75cb-a588-3eea3e517b35" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_019c2a8a-d5dd-748c-b47f-9370d985108b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OtherCommitmentsTable_019c2a8a-d5dd-7c83-b4df-351b3706093c" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_019c2a8a-d5dd-748c-b47f-9370d985108b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019c2a8a-d5dd-748c-b47f-9370d985108b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_019c2a8a-d5dd-748c-b47f-9370d985108b" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019c2a8a-d5dd-748c-b47f-9370d985108b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019c2a8a-d5dd-7408-a086-b8ccdebdfcd3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_019c2a8a-d5dd-748c-b47f-9370d985108b" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019c2a8a-d5dd-7408-a086-b8ccdebdfcd3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_019c2a8a-d5dd-7cd3-b784-f6b7ebe2a791" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_019c2a8a-d5dd-7277-8f41-2a8cfbcd5a47" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_019c2a8a-d5dd-7cd3-b784-f6b7ebe2a791" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForPreviousAcquisition_019c2a8a-d5dd-7fb0-bb90-7cfb374d0a77" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForPreviousAcquisition"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_019c2a8a-d5dd-7277-8f41-2a8cfbcd5a47" xlink:to="loc_us-gaap_PaymentsForPreviousAcquisition_019c2a8a-d5dd-7fb0-bb90-7cfb374d0a77" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableOtherCurrentAndNoncurrent_019c2a8a-d5dd-7fad-a0a6-fd49115b8d46" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableOtherCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_019c2a8a-d5dd-7277-8f41-2a8cfbcd5a47" xlink:to="loc_us-gaap_AccountsPayableOtherCurrentAndNoncurrent_019c2a8a-d5dd-7fad-a0a6-fd49115b8d46" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplierFinanceProgramObligationCurrent_019c2a8a-d5dd-7617-a5c3-30ed3b93a7ad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SupplierFinanceProgramObligationCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_019c2a8a-d5dd-7277-8f41-2a8cfbcd5a47" xlink:to="loc_us-gaap_SupplierFinanceProgramObligationCurrent_019c2a8a-d5dd-7617-a5c3-30ed3b93a7ad" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplierFinanceProgramObligationIncrease_019c2a8a-d5dd-76d2-9035-3b71a328c30f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SupplierFinanceProgramObligationIncrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_019c2a8a-d5dd-7277-8f41-2a8cfbcd5a47" xlink:to="loc_us-gaap_SupplierFinanceProgramObligationIncrease_019c2a8a-d5dd-76d2-9035-3b71a328c30f" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplierFinanceProgramObligationDecreaseSettlement_019c2a8a-d5dd-70c4-bd62-b7392ca5c4e1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SupplierFinanceProgramObligationDecreaseSettlement"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_019c2a8a-d5dd-7277-8f41-2a8cfbcd5a47" xlink:to="loc_us-gaap_SupplierFinanceProgramObligationDecreaseSettlement_019c2a8a-d5dd-70c4-bd62-b7392ca5c4e1" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_cmpr_SupplierFinanceProgramCurrencyTranslationAdjustments_019c2a8a-d5dd-7435-8cb0-09767e75a37f" xlink:href="cmpr-20260331.xsd#cmpr_SupplierFinanceProgramCurrencyTranslationAdjustments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_019c2a8a-d5dd-7277-8f41-2a8cfbcd5a47" xlink:to="loc_cmpr_SupplierFinanceProgramCurrencyTranslationAdjustments_019c2a8a-d5dd-7435-8cb0-09767e75a37f" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplierFinanceProgramObligationCurrentStatementOfFinancialPositionExtensibleEnumeration_019c2a8a-d5dd-75ae-9064-a9d93fb943f1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SupplierFinanceProgramObligationCurrentStatementOfFinancialPositionExtensibleEnumeration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_019c2a8a-d5dd-7277-8f41-2a8cfbcd5a47" xlink:to="loc_us-gaap_SupplierFinanceProgramObligationCurrentStatementOfFinancialPositionExtensibleEnumeration_019c2a8a-d5dd-75ae-9064-a9d93fb943f1" xlink:type="arc" order="7"/>
  </link:definitionLink>
</link:linkbase>
