An exclaimation made when something is so funny that it has caused you to "die" of laughter. Alternative forms include "I died", "DEAD", "I'm dying", and more.
Bennett: wiz khaleefa sound like a fuckin terrorist name them pentagon niggaz need to raise the terror alert level to black and yello
A: I am dead
B: dude i was laughing so much and everything i read made me laugh even more and the laughter accumulated until i jizzed and died