/ Dictionary / Index T turnpike: Meaning and Definition of Find definitions for: turn•pike Pronunciation: (tûrn'pīk"), [key] — n. a high-speed highway, esp. one maintained by tolls. (formerly) a barrier set across such a highway to stop passage until a toll has been paid; tollgate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: turnpike (Thesaurus) turnover turn signal Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language