/ Dictionary / Index O overrate: Meaning and Definition of Find definitions for: o•ver•rate Pronunciation: (ō"vur-rāt'), [key] — -rat•ed, -rat•ing. to rate or appraise too highly; overestimate: I think you overrate their political influence. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: overrate (Thesaurus) overran overreach Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language