腑ふ抜ぬけ

noun, na-adjective

coward; spineless person; wimp

Derogatory term for a person who lacks courage, willpower, or backbone. Often used as an insult or in self-deprecation.

• あんな腑ふ抜ぬけに何なにができる。

  What can a coward like that do?

• 彼かれは腑ふ抜ぬけだから、決けつ断だんできない。

  He's so spineless he can't make a decision.