/ Dictionary / Index S sequin: Meaning and Definition of Find definitions for: se•quin Pronunciation: (sē'kwin), [key] — n. a small shining disk or spangle used for ornamentation, as on women's clothing and accessories or on theatrical costumes. a former gold coin of Venice, introduced in 1284; ducat. a former gold coin of Malta, introduced c1535. a former gold coin of Turkey, introduced in 1478. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sequin (Thesaurus) sequestrum sequoia Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language