A 'fraper' is a word commonly used to described a facebook rapist. the fraper will attack your facebook when you leave it logged on to go to the toilet or shops.
also known as frapist, A Gaz Eastwood or Face-rapist.
example - 'GOD DAMMIT!! i leave my facebook on for two minutes while i leave the room and you facebook rape me. Your sch a FRAPER!!!'