/ Dictionary / Index C couplet: Meaning and Definition of Find definitions for: cou•plet Pronunciation: (kup'lit), [key] — n. a pair of successive lines of verse, esp. a pair that rhyme and are of the same length. a pair; couple. any of the contrasting sections of a rondo occurring between statements of the refrain. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: couplet (Thesaurus) couples therapy coupling Related Content Daily Word Quiz: draconian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language