/ Dictionary / Index S six-wheeler: Meaning and Definition of Find definitions for: six-wheel•er Pronunciation: (siks'hwē'lur, -wē'-), [key] — n. a truck or other vehicle having six wheels. a small truck. a passenger car pulling a trailer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sixty-two sizable Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language