とちくるう・とちぐるう

トチ狂う

表記・読み：とち狂う・とちくるう・とちぐるう

1. 1

   to lose one's senses; to go mad; to go off the rails

   五段動詞（う）自動詞colloquial
2. 2

   to fool around; to mess around; to lark about; to romp; to frolic

   五段動詞（う）自動詞dated term