Pronunciation: (run'thrOO"), [key]
1. the performing of a sequence of designated actions, esp. as a trial prior to actual performance; rehearsal; practice.
2. a quick outline or review: a run-through of his medical history.
(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.