any of various large, fierce, short-tailed Old World monkeys (mainly genus Papio) of Africa and Arabia, having a doglike snout and long teeth, a large head with cheek pouches, and bare calluses on the rump
Origin of baboonMiddle English babewyne ; from Old French babuin, ape, fool ; from baboue, lip (of animals) ; from bab, echoic: see babble
- Any of several large terrestrial African and Arabian monkeys of the genus Papio, having an elongated doglike muzzle and bare calluses on the buttocks.
- Slang A brutish person; a boor.
Origin of baboonMiddle English babewin, from Old French babuin, gaping figure, gargoyle, baboon, perhaps blend of Old French babine, muzzle, and babau, grimace.