/ Dictionary / Index T throughway: Meaning and Definition of Find definitions for: through•way Pronunciation: (thr'wā"), [key] — n. thruway. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: throughway (Thesaurus) Through the Looking-Glass* throve Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language