noun, noun or participle which takes 'suru'
jailbreak; prison break
Refers to the act of breaking out of jail or prison. Can be used as a noun or with する to describe the action.
その囚人は牢破りを企てた。
The prisoner attempted a jailbreak.
映画は大胆な牢破りから始
The movie begins with a daring prison break.
noun
prison escapee; jailbreaker
Refers to a person who has escaped from prison. Less common than the act sense, but used in contexts like wanted posters or news reports.
警察は牢破りの行方を追っている。
The police are pursuing the prison escapee.