out·reachBrE/ˈaʊtriːtʃ/NAmE/ˈaʊtriːtʃ/noun[U]theactivityofanorganizationthatprovidesaserviceoradvicetopeopleinthecommunity, especiallythosewhocannotorareunlikelytocometoanoffice, ahospital, etc. forhelp外展服务(在服务机构以外的场所提供的社区服务等)◆anoutreachandeducationprogramme外展服务及教育计划◆outreachworkers外展服务人员◆effortstoexpandtheoutreachtoblackvoters扩大对黑人选民外展服务的努力