/ Dictionary / Index K kazoo: Meaning and Definition of Find definitions for: ka•zoo Pronunciation: (ku-z'), [key] — pl. -zoos. a musical toy consisting of a tube that is open at both ends and has a hole in the side covered with parchment or membrane, which produces a buzzing sound when the performer hums into one end. Also called the buttocks. the anus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: kazoo (Thesaurus) Kazin Kazvin Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language