Definitions by Goo-er

rotflmfaf 

Well, it means "rolling on the floor laughing *something something something something*." Some think it may be "...laughing my f***ing a** f***," but that really makes no sense. People commonly search for this term because they play World of Goo.

ROTFLMFAF, MOM knows best.

rotflmfaf by Goo-er April 21, 2009