/ Dictionary / Index S sportster: Meaning and Definition of Find definitions for: sport•ster Pronunciation: (spôrt'stur, spōrt'-), [key] — n. Informal. a sports car. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sports medicine sportswear Related Content Daily Word Quiz: quandary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language