/ Dictionary / Index M mulcher: Meaning and Definition of Find definitions for: mulch•er Pronunciation: (mul'chur), [key] — n. a person or thing that mulches. a machine or device that cuts up grass, leaves, etc., for use as mulch. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mulch mulct Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language