Stands for "Rolling Like Fat People." Since fat people roll around instead of walk, to rlfp means to be laughing so hard your rolling around like a fat person. Much better than saying the overused and boring "rofl"
Voice of reason: "If she skips up to you when she sees you, she probably too young for you man!"
Creepy guy: "RLFP! damn that bitch did that shit every time i saw her!"
Creepy guy: "RLFP! damn that bitch did that shit every time i saw her!"
by Pace22 August 21, 2011
Get the RLFPmug.