/ Dictionary / Index D duet: Meaning and Definition of Find definitions for: du•et Pronunciation: (d-et', dy-), [key] — n. a musical composition for two voices or instruments. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: duet (Thesaurus) dues-paying duetting Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language