1 definition by RosalineG

Top Definition
When someone is so bad at fucking that you can barely feel it, they can be called a Numbfuck.

Numbfuck can also be used as an insult to someone who is blindingly stupid.
Girl 1: Omg, Brad and I did it last night!
Girl 2: Really? How was it?
Girl 1: He's a total numbfuck!
Girl 2: Ah, that's too bad.

or

Woman: Angelica! Why did you put the butter in the microwave? You're a total Numbfuck!
by RosalineG April 25, 2009

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug