Pronunciation: (kol'u-bus, ku-lō'-), [key]
—pl. -bus•es, -biPronunciation: (-bī", -bī). [key]
any of several large, slender African monkeys of the genus Colobus, lacking thumbs and having long silky fur of black and white (C. polykomos), black and reddish-brown (C. badius), or olive (C. verus): now dwindling.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.