The definition of 'ROFLMAOSHIHAB' is Roll On Floor Laughing My Ass Off So Hard It Hurts A Bit .
It is a combination of ROFL and LMAO the 'SHIHAB' is just an extension to make it longer
"... i lol'd hard. i ROFLMAOSHIHAB'd ..."
"That wasn't worth a lol , it wasn't worth a lmao IT WASN"T WORTH A ROFL ... IT WAS WORTH A ROFLMAOSHIHAB!!!"