言いわずと知しれた

expression

as everyone knows; needless to say; obvious

Fixed expression used attributively to modify a noun, meaning something is widely known or obvious. Often used in formal or written contexts.

• 彼かれは言いわずと知しれた実じつ力りょく者しゃだ。

  He is, as everyone knows, a person of great ability.

• 言いわずと知しれた名めい作さくを読よむ。

  I read a masterpiece that needs no introduction.