roflSLAP 

The act of laughing, then slapping/punching someone unexpectedly.

That chick was tryin' to get up under my umbrella... I straight roflSLAP'd her back out into the rain.

roflSLAP by jussin February 23, 2008

ROFLALAPMASTC 

Acronym, based on "Rolling On the Floor Laughing" (ROFL); Rolling On the Floor Laughing And Laughing And Pissing Myself And Scaring The Cat. Generally used for more extreme cases than ROFL or ROFLMAO.

What is that on your head? Are you wearing a chicken hat? What?? It *is* a chicken? ROFLALAPMASTC!

ROFLALAPMASTC by William Bryson July 24, 2006

roflolapimpwding 

roflolapimpwding simply means the acronym rolling on the floor laughing out loud and peeing in my pants while dying in the ground.

G3akiymenz:We so pwned them
Say_Wowz3Rz:roflolapimpwding no one says that
G3akiymenz:yea well who says that?
Say_Wowz3rz:I do
G3akimenz:roflolapimpwding
Say_Wowz3rz:See
G3akimenz:It does catch on quickly, post this on Urbandictioary.com
Say_Wowz3rz:yea sure thing

roflolapimpwding by stalkers March 13, 2008