A term which was commonly used to describe devout Nirvana listeners in the 1990's grunge era. A dirthead will, in most cases have long hair with the sides shaved, but there are different variations to this term, Skaters, Stoners, Goths and several other 90's cliques contain(ed) dirtheads, they are usually seen wearing D.A.R.E., Nirvana, or Metallica shirts.
Devout fans of Korn, ICP, Slipknot, Mudvayne, and Disturbed.
Fans of baggy jeans, sometimes, if they can afford a pair, they like to wear the pants with chains and zippers aplenty, they enjoy a pair of jean shorts with black socks that disappear into the bottoms of these jean shorts.
A dirthead will sit cross-legged in the dirt across from the school or at a party and piece a refry(or half cigarette) between their group of 5 or 6 smelly friends.
They will generally call this refry a cigarette, and will rarely have a whole one of their own.
somebody dropped the remains of a cigarette on the ground, next to Shane's half drank beer. Shane goes to grab his beer and says, "dude! A cigarette!!!"
Has no idea where the cigarette came from and proceeds to smoke it.
any person with ray for a middle name