/ Dictionary / Index C cookoff: Meaning and Definition of Find definitions for: cook•off Pronunciation: (kook'ôf", -of"), [key] — n. a cooking contest in which competitors gather to prepare their specialties. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Cook Islands cookout Related Content Daily Word Quiz: jaundice Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language