1. This is a mindset or way of thinking that pertains to very dark humor and very unwholesome thoughts. It can also be described as a very perverted and twisted way of thinking. Ex. "Your sick"
2. It can also be used a a way to describe something, ex. "that's sick" it helps describe an action, video, or etc. is "sick"
"Yo you see that girl, she's hot I'd bang her." Dude she's 13, your sick!"
"Dude did you see that, she just hit him with the snot rocket!" "Yoooooo that's SICK!"
it is as if saying darn it. It is what you say when u drop or mess something up. Or when you are annoyed.
elmo got put out of class after he yelled gee wilaka for dropping his pen