/ Dictionary / Index J jonquil: Meaning and Definition of Find definitions for: jon•quil Pronunciation: ( jong'kwil, jon'-), [key] — n. a narcissus, Narcissus jonquilla, having long, narrow, rushlike leaves and fragrant, yellow or white flowers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: jonquil (Thesaurus) Jonquière Jonson Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language