/ Dictionary / Index M marijuana: Meaning and Definition of Find definitions for: ma•ri•jua•na Pronunciation: (mar"u-wä'nu), [key] — n. hemp (def. 1). the dried leaves and female flowers of the hemp plant, used in cigarette form as a narcotic or hallucinogen. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: marijuana (Thesaurus) marigraph Marília Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language