What's on your mug?

a foolish or stupid person; an idiot. someone with a numb skull, i.e. someone who feels no pain when you whack them repeatedly upside the head.

What a numbskull! Come 'ere, numbskull, i'm gonna smack you again.

By wan_sok

A playful insult for someone who is being slightly dumb.

Person 1: WHY DID YOU TOUCH THAT, IT SAYS DO NOT TOUCH! Person 2: Whoops. Person 1: Ugh, you numbskull xD

By ShadowyLondoner

a dimp, simp, simpy, dimpleton, simpleton, dopey, dopleton

Danm you so numbskull.

By dimpydoo22

NumbSkull is a term used to insult someone. The person recieving the insult is usually dumb and doesnt have much clue on what there doing.

Tom "Oi Andy ur such a NumbSkull for fucking sheree" Andy "why?!" Tom " she's got gohnerea" Shap " you NumbSkull"

By Big Hesk

when no pain is percieved during panie (boring a hole in the skull to release evil spirits demons)

She felt nothing during the blessed panie, verily, she must be a numbskull.

By Brianianc5