look up any word, like yeet:
 
1.
split your sides laughing
"Just making an apple pie with the apples Andrew gave me"
"Don't you mean Adam's apples?"
"SYSL"
by Adams Apple007 September 19, 2010
 
2.
Shit Yourself Laughing
Well it wasn't sysl material, but still...
by OMG-MAN August 07, 2010