知しった風ふう

expression, na-adjective

pretending to know; acting like one knows

Describes a person's attitude of acting knowledgeable or having an answer, often when they actually do not. Commonly used in the adverbial form 知った風に.

• 彼かれは何なんでも知しった風ふうに話はなす。

  He talks as if he knows everything.

• 知しった風ふうな口くちをきくな。

  Don't talk like you know it all.