Stands for Personal Pan Size Pizza Nipples. Usually referring to a girl who has huge nipples the size of a person pizza. Some girls who have PPSPN have them so bad they the nipple has consumed the intire boob.
"dude ali sent me a picture of her tits. NOT A PRETTY SIGHT! She had the worst case of PPSPN i ever saw!"
by THE XXX MACHINE! August 08, 2009