1. The act of vandalizing someone's facebook by gaining access to their profile and inserting blasphemies or funny statements in their status, wall, inbox in an intent to slander or embarrass them in front of their friends.
2. Spamming someone's wall with hundreds of posts to annoy the shit out of them.
"Dude I just facebook raped Kim's profile. I changed her pro pic to Gary Coleman and changed her name to Allota Fagina"
"Hey who wrote all over my friends walls that I'm comin' out of the closet? F**k I just got fb raped!"
"Nigga I'ma bout to rape ur ass on facebook if you don't keep blowin' up my inbox"