/ Dictionary / Index R racetracker: Meaning and Definition of Find definitions for: race•track•er Pronunciation: (rās'trak"ur), [key] — n. a person who regularly attends horse races, esp. for the purpose of betting. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. racetrack race-walk Related Content Daily Word Quiz: modify Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language