English Dictionary

you-know-who

代名詞

Person or entity whose name one does not want to mention but which is known to the person to whom one is speaking.

日本語の意味

名前を伏せたいが、会話の相手には既に認識されている人物または存在 / 忌避やタブー視されているため、その実名を口にしたくない対象の比喩的表現

When you-know-who arrives, we'll all pretend everything is normal.

あの人が到着したら、みんなで何事もなかったかのように振る舞います。

意味（1）

Person or entity whose name one does not want to mention but which is known to the person to whom one is speaking.

And 'St—'st—'st and What's-his-name, and also You-know-who / The task of filling up the blanks I'd rather leave to you.