/ Dictionary / Index P pace car: Meaning and Definition of Find definitions for: pace' car" Pronunciation: (pās), [key] (in auto racing) an automobile that leads the competing cars through a pace lap or laps and leaves the course before the actual start of the race. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pace paced Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language