/ Dictionary / Index D dust storm: Meaning and Definition of Find definitions for: dust' storm" Pronunciation: [key] a storm of strong winds and dust-filled air over an extensive area during a period of drought over normally arable land (distinguished from sandstorm). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dust shot dustup 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