► 名詞牢屋  [ろうや]    
meaning:  prison  rank: 4☆ 
彼は牢屋に
入れられた ⇨ He was put into a dungeon, jail  
(☛ Usually refers to jail in the pre-modern times)More examples:- 彼等は牢屋の壁を隔てて通信した ⇨ They communicated through the wall of their prison cells
 - 彼は牢屋にぶち込まれた ⇨ He was thrown into a jail