頭あたまおかしい

expression, i-adjective

insane; crazy; nuts

Colloquial expression meaning someone is mentally unstable or their thinking is irrational. Often used in casual, sometimes derogatory, contexts. Compare with the more explicit 頭がおかしい.

See also: 頭がおかしい (あたまがおかしい)

• あいつ、頭あたまおかしいんじゃない？

  That guy is crazy, isn't he?

• こんな時じ間かんに電でん話わしてくるなんて、頭あたまおかしいよ。

  Calling at this hour is nuts.