A meme word used when you say the opposite of what you mean.
PUBG is better than Fortnite....SIKE!
A shouting, when you fooled someone
Sike! That's the wrong number!
A fat fuck who is very dumb
Makes douchebag statements, mostly racist
He is a retarted motherfucker
He is also a pedophile
A nazi
A femboy
And a racist
Used to negate what was previously said. Commonly used to troll your naïve buddies.
A prominent and best applicable example:
Sure, you can get my ex-gf number... SIKE! That's the wroooong numba!
Boy: I love you
Girl: I love you too!! <3
Boy: *goes on one knee* "Will you mar-"
Girl: Sike UGLY ASS