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?