/ Dictionary / Index C cupflower: Meaning and Definition of Find definitions for: cup•flow•er Pronunciation: (kup'flou'ur), [key] — n. any of various plants belonging to the genus Nierembergia, of the nightshade family, having showy tubular or bell-shaped flowers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cupflower (Thesaurus) cupferron cupful Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language