/ Dictionary / Index O orchard grass: Meaning and Definition of Find definitions for: or'chard grass" Pronunciation: [key] a weedy grass, Dactylis glomerata, often grown for pastures. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. orchard orchardist Related Content Daily Word Quiz: malady Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language