Top definition
An abbreviation for...
Pissing my self, rolling on the floor, laughing my ass off!
Used a lot in msn messenger, mostly used by people in southern england.
Its so annoying.
Nerd1: Ummmmm, Chicken, LOOK IM BEIN RANDOM so that makes me a comic genious
Nerd2: PMSROFLMAO !!!!!!!111!!!! U can just keep bein random
Coolperson: shutup
Nerd2: Quiet u will never understand this complex humour
Coolperson: stfu

Sorry for such a long example.
by Doctor_destruction April 29, 2005
Get the mug
Get a pmsroflmao mug for your dog Manafort.