Jar head 

The Slang term came about during WW2 as a slang term for a US Marine.
During the war some steel helmets were made by the Mason jar company.

Some Marines who were issues helmets made by Mason Jar co. were called Jar heads

Jar head by Donald Skirvin May 15, 2007

Pookie head 

Term used to call someone who does extacy.

"I roll balls, oh so youre a pookie head huh?"

Pookie head by Sujhai October 11, 2007

machine head 

One of the greatest bands on the f**king planet. Rob flynn is THE god of the planet along with Trent Reznor.

F**king ace band live!!!!

machine head by julia July 3, 2004

five head

A very large forehead - 25% larger in fact.

The sun is just beating down on my five head today.

Maybe you should get some Rogaine next time you're getting your Viagara old man.

five head by Bo Dizzle May 5, 2004

scag head 

a person who takes large ammounts of class A drugs, more specifically heroin. These people are easily recogniseable by the clothes that they wear and their stench due to them selling every possesion to get more heroin.

that lad is a bad scag head laaaa

scag head by fatboy April 13, 2004

sperm head 

Slang... Can be used as a synonym for "Dude"

Ay, Sperm Head, lets go kick it at tha park.

sperm head by myspace.com/mobydick3009 April 16, 2007

hydrophilic head 

The act of giving oral sex to a penis underwater. Can be either straight or homosexual.

Man I got the most awesome hydrophilic head last night. I was so wet, man.

hydrophilic head by JB Potter Pals September 30, 2007