/ Dictionary / Index L lead track: Meaning and Definition of Find definitions for: lead' track" Pronunciation: (lēd), [key] a track connecting a railroad yard or facility with a main line or running track. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lead time lead tree Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language