be/have nothing to do with somebody/something
have nothing to do with someone or somethingand not have anything to do with someone or something
to prefer not to associate or be associated with someone or something. I don't like Mike so I won't have anything to do with the books he writes. Bob will have nothing to do with Mary since she quit her job.
have nothing to do with
Also, not have anything to do with.
1. Be irrelevant, be unrelated, as in Their visit has nothing to do with the holiday. [Early 1600s]
2. Avoid, as in Dad insisted that we have nothing to do with the neighbors, or I won't have anything to do with people who act like that . [Early 1600s] Also see have to do with.
be/have nothing to ˈdo with somebody/something
1 have no connection with somebody/something: Wynne-Williams plc is nothing to do with Owen Wynne-Williams. It’s a completely different company. ♢ Go away! It’s got nothing to do with you (= you have no right to know about it).
2 avoid or refuse contact with somebody/something: I want nothing to do with your schemes. ♢ She will have absolutely nothing to do with that organization. She doesn’t approve of it.