誰だれ知しらぬ

expression, adverb

nobody knows; unknown to anyone

Fixed expression used adverbially to mean that something is not known by anyone. Often appears in set phrases like 誰知らぬ顔 (a face nobody knows) or 誰知らぬ間に (before anyone knows).

• 彼かれは誰だれ知しらぬ顔かおで会かい議ぎに出しゅっ席せきした。

  He attended the meeting with a face nobody knew.

• 誰だれ知しらぬ間まに雨あめが降ふり出だしていた。

  Before anyone knew it, it had started raining.