/ Dictionary / Index D dust mouse: Meaning and Definition of Find definitions for: dust' mouse" Pronunciation: [key] — Dial. Dial. a dust ball. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dust mop dustoff 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