/ Dictionary / Index I irresolute: Meaning and Definition of Find definitions for: ir•res•o•lute Pronunciation: (i-rez'u-lt"), [key] — adj. not resolute; doubtful; infirm of purpose; vacillating. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: irresolute (Thesaurus) irresoluble irresolution Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language