all-American · adjective, noun1
From all- + American. Americanism first recorded in the 1880s; the substantive usage originating early on as an ellipsis of all-American athlete, player, team; thereafter transferred to apply broadly to people or things as in All-American boy, girl, family.
All-American · adjective, noun2
From All- + American. Americanism first recorded in the 1880s; the substantive usage originating early on as an ellipsis of all-American athlete, player, team; thereafter transferred to apply broadly to people or things as in All-American boy, girl, family.
Etymology from Wiktionary, CC BY-SA 4.0.