Definition: An irritating person who is oblivious to how they are perceived. Origins: Someone so abrasive and unaware of their surroundings, a penis could be drawn on their forehead without them realising or being told about it.

What is a nob head?

/ (ˈnɒbˌhɛd) / noun. derogatory, slang a stupid person.

What does nob mean slang?

nob in American English (nɑb ) noun. Chiefly British, Slang. a person of wealth and high social status.