/ Dictionary / Index C coopt: Meaning and Definition of Find definitions for: co•opt Pronunciation: (kō-opt'), [key] — v.t. to elect into a body by the votes of the existing members. to assimilate, take, or win over into a larger or established group: The fledgling Labor party was coopted by the Socialist party. to appropriate as one's own; preempt: The dissidents have coopted the title of her novel for their slogan. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. coopery co-ordinal Related Content Daily Word Quiz: philanthropy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language