/ Dictionary / Index F four-wheel drive: Meaning and Definition of Find definitions for: four'-wheel drive' Pronunciation: [key] — Auto. Auto. a drive system in which engine power is transmitted to all four wheels for improved traction. a vehicle having such a system. Abbr.: 4WD Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. four-wheel four-wheeler Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language