push through

Short definition from Wiktionary

Verb

1. 1
   To force (legislation) to be passed.
2. 2
   To overcome (pain, discomfort, etc.) by force or willpower.
3. 3
   To continue or proceed.
4. 4
   Used other than figuratively or idiomatically: see push, through.

Noun

1. 1
   A narrow passageway through.
2. 2
   A device for cleaning a rifle bore.

Adjective

1. 1
   That is pushed through; especially designating something that is operated by being pushed through (something else).