what's your problem?

idiomPart ofproblem

what's your problem? — idiom

1. a rude or angry question used when someone is behaving unreasonably or in a way

1.idiom
Definition

a rude or angry question used when someone is behaving unreasonably or in a way that annoys you.

Example

Carlos kept staring at me across the room, so I finally said, "What is your problem?"

The driver shouted at the cyclist, "What is your problem? You nearly hit my car!"