look up any word, like dirty sanchez:
 
1.
facebook scab: someone who adds random people they don't know as friends. usually to bring their friend count up to seem like they have a lot of friends
guy 1: "hey man, do you know this guy..........-.......? he just sent me a request" guy 2: " no man, i dont think i do, he's probably just a facebook scab,ignore it"
by puppykicker420 December 30, 2009