/ Dictionary / Index D DWI: Meaning and Definition of Find definitions for: DWI Pronunciation: [key] driving while intoxicated: often used as an official police abbreviation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. DWEM Dwight Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language