ba·boon 
(bă-bn)
(bă-bn)n.
1. Any of several large terrestrial African and Arabian monkeys of the genus Papio, having an elongated doglike muzzle and bare calluses on the buttocks.
2. Slang A brutish person; a boor.
[Middle English babewin, from Old French babuin, gaping figure, gargoyle, baboon, perhaps blend of Old French babine, muzzle, and babau, grimace.]
ba·booner·y n.
ba·boonish adj.
baboonhamadryas baboon
Papio hamadryas