Sicko 

A feeling of pure elation. Better than the commonly used sick. Could be used to describe something you have done personally.

"Man, did you see that goal last night, it was sicko !"

Sicko by JNeewwmmaann August 19, 2009

sicko 

jinesh

datttttt mans a siko!!!

sicko by khalid October 12, 2003

Sicko 

Fart with the nastiest smell imaginable.

J: "who's dropping SICKO'S in here"

Sicko by Terryfunksasshole January 7, 2012

sicko 

yo man u probobly eat kaka if ur called a sicko

sicko 1: yo your a sicko

sicko 2: how did u know??who told u

sicko 1: u smell like kaka all the time

sicko 2: aa damnit u caught me

sicko by kaka eater 101 November 17, 2020

sicko 

a jockey of venezuelan descent

did you see that jockey from venezuela that kid's a sick, he's a sicko, well give me three to one on that skinny little nigga

sicko by mr greer May 21, 2006

Sicko 

A sicko Is the name given to another person when said person is respectable by other sicko's. A typical sicko has a quiff,wears air Max's,tracksuit tops,skin tight bottoms (be it tracksuit or jeans)& has ear piercings. In photos they will only pout and use different hand gestures. Sickos generally look up to other sickos such as Ronaldo,Neymar and members of one direction.

Sicko: Ronaldo is a pure sicko.
You: What is wrong with you?

Sicko by Lumbar shelf December 17, 2014

Sicko 

A person who is naturally or unreasonable good at performing a task.

Wow, that Steph Curry is a real sicko.

Sicko by Ecanfield53 December 20, 2017