Someone who is farther than fucked up in the head. They have an astronomical level of asshole-ness and stupidity. It can be used when someone is rude but also when they're stupid. Most to be used as an insult to their personality
"Give me my phone back you ugly fuck head"
someone who is so stupid and retarded it makes you want to curbstomp and blow your own head off
person 1: who is that??
person 2: a head fuck!
USE YOUR BRAIN YOU FUCKING CACA BEAN. OR JUST PAY ATTENTION
"Why're they calling me ugly?"
Use your fucking head
One who is Curly Haired, and Lacks intelligence
Kyle, your a Curly-Headed Fuck!