/ Dictionary / Index R run-through: Meaning and Definition of Find definitions for: run-through Pronunciation: (run'thr"), [key] — n. the performing of a sequence of designated actions, esp. as a trial prior to actual performance; rehearsal; practice. a quick outline or review: a run-through of his medical history. —adj. (of a freight train) made up of cars for a single destination, usually routed so as to avoid congested areas and stopping only for a change of crew. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: run-through (Thesaurus) runt runty Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language