/ Dictionary / Index T tape grass: Meaning and Definition of Find definitions for: tape' grass" Pronunciation: [key] a freshwater plant, Vallisneria spiralis, that has long, ribbonlike leaves and grows under water. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. tape editing tape machine Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language