/ Dictionary / Index B bunch grass: Meaning and Definition of Find definitions for: bunch' grass" Pronunciation: [key] any of various grasses in different regions of North America, growing in distinct clumps. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: bunchgrass (Thesaurus) bunchflower bunch light Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language