/ Dictionary / Index D decide: Meaning and Definition of Find definitions for: de•cide Pronunciation: (di-sīd'), [key] — v., -cid•ed, -cid•ing. —v.t. to solve or conclude (a question, controversy, or struggle) by giving victory to one side: The judge decided the case in favor of the plaintiff. to determine or settle (something in dispute or doubt): to decide an argument. to bring (a person) to a decision; persuade or convince: The new evidence decided him. —v.i. to settle something in dispute or doubt: The judge decided in favor of the plaintiff. to make a judgment or determine a preference; come to a conclusion. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: decide (Thesaurus) decidable decided Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language