to be a matter or subject that someone has no good reason to know about or be involved with

UK I wish he wouldn't offer advice on my marriage - it's nothing to do with him. 我希望他别对我的婚姻说三道四——这不关他的事。

I certainly wasn't going to interfere - it has got nothing to do with me.

Why is Charlie sticking his nose in? It has nothing to do with him!

Your financial affairs have got nothing to do with me.

UK What Rachel does in her private life is nothing to do with me.

I don't have to tell her about my relationship. It has nothing to do with her!

See also: nothing pronoun