Anglo-American n.

word-forming element meaning "of or pertaining to England or the English (including the English inhabitants of North America and other places); of England and," from Medieval Latin Anglo-, combining form of Angli "the English" (see Angle).

1570s, originally "one of the aboriginal peoples discovered in the Western Hemisphere by Europeans," from Modern Latin Americanus, from America (q.v.). The original sense is now Native Americans; the sense of "resident of North America of European (originally British) descent" is from 1765.

"American, English-speaking white person," 1941, southwestern U.S., from Anglo-American. Anglo was used similarly of native, English-speakers in Canada from 1800 and Britain from 1964.