sick 

Illegal (or illegally, since, as we all know, slang is very versatile.)

Orig.
Illegal being shortened to ill for those who prefer monosyllabic words, changed to a synonymous word (sick) because meanings don't matter anymore.

1. I think that burning that DVD might have been sick, don't get caught
2. Did you burn that sick?

sick by Nadia July 20, 2004

Sick 

The totally hot new fiddle player for the Asylum Street Spankers.

Dammit, Sick was hot tonight when he sang "Closer."

Sick by Sasha December 2, 2004

sick 

horny. so horny.

"I'm so sick." - Flyleaf
"I've been feeling sick since you were introduced to me, let's go upstairs!"

sick by circeaeaea July 9, 2009

sick 

In skiing or snowboarding: A slope or run that is so steep, bumpy or full of trees and/or rocks, that only a person who is mentally ill would try to ski or ride down it.

Man, that run down the lift line is totally sick! Let's go try it!!!

sick by MITB April 10, 2006

sick 

Sick - Look up Altec, Furious or Tek...

Altec is soooo fukkin sick!!!...

sick by Morris-Da-Clitoris May 24, 2003

sick 

When someone says something and you don't care

Zach: hey, i got a 90 on that math test
Mike: SICK!...

sick by Hugh Janus the third October 11, 2016

Sick 

1) the act of being ill or unwell
2) a slang word used to describe something good

1) oh, man, I think I'm sick. My head's throbbing
2) oh, dude, that was sick!

Sick by Justthatkindagirl March 1, 2017