/ Dictionary / Index M mistrust: Meaning and Definition of Find definitions for: mis•trust Pronunciation: (mis-trust'), [key] — n. lack of trust or confidence; distrust. —v.t. to regard with mistrust, suspicion, or doubt; distrust. to surmise. —v.i. to be distrustful. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mistrust (Thesaurus) mistrial mistrustful Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language