/ Dictionary / Index S sharper: Meaning and Definition of Find definitions for: sharp•er Pronunciation: (shär'pur), [key] — n. a shrewd swindler. a professional gambler. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sharper (Thesaurus) sharpen Sharpe's grysbok Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language