やっちまう

やっちまう

1. 1

   to screw up; to goof; to do (something one regrets)

   expressions (phrases, clauses, etc.)五段動詞（う）from 遣って + しまうcolloquial
2. 2

   to beat up; to do in; to get; to take out

   expressions (phrases, clauses, etc.)五段動詞（う）colloquial