/ Dictionary / Index C cockup: Meaning and Definition of Find definitions for: cock•up Pronunciation: (kok'up"), [key] — n. an upward turn or curl at the top of something. a cap or hat with the front turned up. mess; botch. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cockup (Thesaurus) cockteaser cocky Related Content Daily Word Quiz: reclusive Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language