fathead

a fuckin dumbass who basically thinks they're the shit and know everything

Person 1: Yo bro, is that a card?
Person 2: Yeah man! It's free cash!
P1: How? Let me see that.. this is a credit card, you owe them money.
P2: I bought 50 MacBooks though.. I thought it was free money
P1: No you fucking fathead.

by James Clemates August 16, 2024

Fathead

The word Fathead is used to define the act of saving a shite for when you visit someone else's home to save on toilet paper.

John regularly pulls a Fathead by saving up a massive shit for when he visits a friend.

by ScubadoobaSteve August 3, 2021

Fathead

To be unusually retarded; stupid.

"How did you manage to break my fishing rod, fathead?"

by Swan_ May 20, 2024

Fathead

An insult meaning:
A-Someone's head is big and ugly.
B-Similar to poohead but fatness instead of poo; basically a more convenient way of saying 'fatnesshead'

OW THAT HURT!
Don't tough me again with that thumbtack you ugly fathead!

by yers police May 20, 2021