ROFLMAOPIMP Share definition Flag Another Internet abbreviation. It means 'rollon on floor laughing my arse off pissing in my pants' It's self expanatory ROFLMAOPIMP ROFLMAOPIMP by Freethinker September 17, 2004 0 0 Get merch Get the ROFLMAOPIMP mug. Buy Now — $32.95 See more merch