/ Dictionary / Index C cooboo: Meaning and Definition of Find definitions for: coo•boo Pronunciation: (k'b), [key] — pl. -boos. an Aborigine child. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. coo co-occur Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language