what's it to you

Phrase

Japanese Meaning

あなたにどんな関係があるの？ / 自分のことに集中しなさい。 / お節介しないでください。

When I told him I was quitting, he asked why, and I snapped, 'what's it to you?'

私が辞めると伝えたら彼が理由を尋ねてきたので、私は『それがあなたに何の関係があるの？』とつっぱねた。

Sense（1）

(defensively) Why are you asking? Why do you want to know?.

"I saw you in the chemist yesterday, what did you buy?" / "What's it to you?"

Sense（2）

Mind your own business; it's none of your business.

"Hey, leave that girl alone." / "'What's it to you'?"