/ Dictionary / Index C canna: Meaning and Definition of Find definitions for: can•na Pronunciation: (kan'u), [key] — n. any of various tropical plants of the genus Canna, cultivated for their large, usually brightly colored leaves and showy flowers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: canna (Thesaurus) Canlit cannabin Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language