/ Dictionary / Index C Cui: Meaning and Definition of Find definitions for: Cu•i Pronunciation: (kwē Fr. ky&sylpē&prim), [key] 1835–1918, Russian composer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cu. ft. Cuiabá Related Content Daily Word Quiz: garrulous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language