extremistmetalhead who does not allow any other music genre than metal to be played in their home, in their car, on their computer or even on their radio.
Scene kid: I don't know why you hang out with that guy, he's a fucking psycho just like every other metalhead in the world.
Goth chick: what do you have against him? He's never done anything to you.
Scene kid: just last year, he kicked my ass and busted my jaw for hating on metal... I'm telling you, he is a complete Metalitarian.