Knob

Noun / UK Slang

Knob refers to someone being an idiot or behaving in a foolish manner. It is a derogatory term used to describe someone who is perceived as annoying or silly.

Example: “Stop being such a knob and help us out”
Means: “Stop being such an idiot and assist us.”

Example: “He’s a right knob for not showing up”
Means: “He’s a complete idiot for not attending.”