亡羊補牢ぼうようほろう Noun English jmdict 1 noun (common) (futsuumeishi) yojijukugo locking the barn door after the horse has bolted;doing something too late;mending the pen after the sheep are lost
牢ろう Noun English jmdict 1 noun (common) (futsuumeishi) prison;jail;gaol 2 'taru' adjective obsolete term firm;solid;strong See also: 牢として (ろうとして) Other forms 籠 【ろう】 · 篭 【ろう】