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1945, originally CARE package, supplies sent out by "Cooperative for American Remittances to Europe," established 1945 by U.S. private charities to coordinate delivery of aid packages to displaced persons in Europe after World War II and obviously named for the sake of the acronym. Name reupholstered late 1940s to "Cooperative for Assistance and Relief Everywhere," to reflect its expanded mission.
Gifts, money, etc, given to a relative or friend: They try to help their son with occasional care packages
[1980s+; fr CARE package, a parcel of food, clothing, etc, sent to needy persons overseas through the Cooperative for American Relief Everywhere, in the aftermath of World War II]