Been mixed up in - Idioms by The Free Dictionary
be mixed up in (something) (redirected from been mixed up in)
be mixed up in (something)
To be involved or implicated in something negative or troublesome. I'm worried that he's mixed up in a very dangerous situation.
be/get mixed ˈup in something be/become involved in something, especially something illegal or dishonest: What have you got yourself mixed up in now?