/ Dictionary / Index O once-over: Meaning and Definition of Find definitions for: once-o•ver Pronunciation: (wuns'ō"vur), [key] — n. Informal. a quick look, examination, or appraisal. a quick, superficial job: He gave the car just a once-over with a rag. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: once-over (Thesaurus) once once-over-lightly Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language