/ Dictionary / Index V vervain: Meaning and Definition of Find definitions for: ver•vain Pronunciation: (vûr'vān), [key] — n. any plant belonging to the genus Verbena, of the verbena family, having elongated or flattened spikes of stalkless flowers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: vervain (Thesaurus) Verulamium vervain family 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