/ Dictionary / Index I inside track: Meaning and Definition of Find definitions for: in'side track' Pronunciation: [key] the inner, or shorter, track of a racecourse. an advantageous position in a competitive situation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. inside straight insidious Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language