/run"throoh'/ , n.
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.
adj.
3. (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.
[ 1920-25; n. use of v. phrase run through ]