/ Dictionary / Index R raisin: Meaning and Definition of Find definitions for: rai•sin Pronunciation: (rā'zin), [key] — n. a grape of any of various sweet varieties dried in the sun or by artificial means, often used in cookery. dark purplish blue. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: raisin (Thesaurus) raised raising Related Content Daily Word Quiz: vernacular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language