A narrow passageway through. / A device for cleaning a rifle bore.

That is pushed through; especially designating something that is operated by being pushed through (something else).

Used other than figuratively or idiomatically: see push, through. / (transitive, figuratively) To force (legislation) to be passed

plural of push-through

Third-person singular simple present indicative form of push through

simple past tense and past participle of push through

present participle of push through