sikhead 

Someone/thing that has bare amounts of coolness, to the extent that they are beyond just sik. Created by the sikhead students of Heathside School, and used as often as possible.

'What a sikhead'
Look at my new socks
'whata sikhead'

sikhead by Ben Collier January 3, 2005

sickhead 

comes from the south west of London around the Wimbledon area... meaning a person is crazy or sick in the head to do such and obscene thing

-"allow jumping over that barbed wire fence, you sickhead" ... cops are comming

sickhead by Jon July 7, 2004

sickhead 

When someone does something cool or crazy they are a sickhead.

Brody runs onto private farming land and getts the farmer to chase him with his shotgun for trespassing. In this situation Brody is a sickhead.

sickhead by Finn'Shizzle September 10, 2006

sikhed

Somebody who is crazy.

You iz sikhed man!! SIKHED!!

sikhed by Montana May 22, 2004

sixhead 

A combination of six forehead's to form one giant repulsive monstrosity that is capable of sheltering large animals during the winter time.

Look at Nick's Sixhead, it makes me want to kill myself.
I was going to kill myself because I was ugly, then I saw Nick's Sixhead and changed my mind, as it reminded me that I wasn't the ugliest person alive.

Massacre@uswest

sixhead by fucking pro February 1, 2008

sickhead 

someone who is really good at something

I'm a sickhead at dancing

sickhead by dark phoenix90 December 11, 2006

sickhead 

somebody who is sick at something. a sickhead could be an extremely violent person, or a stunt performer, a joker of all levels. the jack in the pack, the sickhead of the group will be popular providing he continues to be a sickhead.

"did you see those brutal sickheads in the pit?"
if you do that you are a fucking sickhead.

sickhead by scaripumpkin December 28, 2005