イカレポンチ

noun

airhead; ditz

Slang term for a scatterbrained or foolish person, often used for males. Derived from いかれる (to be crazy) and ポンチ (a playful suffix).

• あいつは本ほん当とうにイカレポンチだな。

  That guy is a real airhead.

• イカレポンチな発はつ言げんで周まわりを困こまらせる。

  He annoys everyone with his ditzy remarks.