raoflmfao Share definition Flag Rolling Around On Floor Laughing My Fucking Arse Off 'Haha lol raoflmfao!!' Use when your very happy, or to take the mick out of people who dont understand text language. raoflmfao by Katii3 May 14, 2008 0 0 Get merch Get the raoflmfao mug. Buy Now — $32.95 See more merch