Rolling On Fat Lines.
When you're rolling balls off a fat line of chemical substance, most likely mdma or mda.
mdma mda rolling gacked manged mangled fucked up clubbin club drug ecstacy roll pills rofl lines fat cheese chedda mcheese thizz thizzin
ROFL can be merged with other accronyms to created super l33t acronyms that "r0x0r y0ur b0x0rs" per se. Some examples of the merged accronyms are as follows:
ROFLAARP: Rolling On Floor Looking At Assorted Rodent Pornography
ROFLEW: Rolling On Floor Laughing whilst Eating Waffles
<admin> rofl. Are you ROFLEW?
<noob> Nah dude! I'm totally eating them at a table.
Person1: Shut up. You sound like a friggin' twit. I hereby revoke your right to speak my language.