/ Dictionary / Index R riverbank grape: Meaning and Definition of Find definitions for: riv'erbank grape" Pronunciation: [key] a high-climbing vine, Vitis riparia, of eastern North America, having fragrant flowers and nearly black fruit. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. riverbank river basin Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language