/ Dictionary / Index Q quaking grass: Meaning and Definition of Find definitions for: quak'ing grass" Pronunciation: [key] any of several grasses of the genus Briza, having spikelets with slender, drooping stalks. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. quaking aspen quaky Related Content Daily Word Quiz: candor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language