1 definition by Big Boy P

Knob off

British Slang term meaning fuck off, piss off, wank off, toss off, or go away.

The term originated in Manchester, England and is very popular there. Most people use this term at least once per day.

C: Hey, do you fancy a chat?
K: No. Go knob off, you bellend.

by Big Boy P January 27, 2015