Facebook Backup
People who take the sides of their closest friends in arguments on facebook regardless of the topic. Most commonly occurs among ex bfs/gfs and their respective cliques.
(FB Picture of Sam's Ex GF Monica grinding on some dude)
Sam: Wow, I see you've been staying classy.
Kate: HAHAHA yeah right dick, bet you wish you were him!
Claire: MONICA WAS ALWAYS TOO GOOD FOR YOUU!
Amanda: I don't feel like you have any place here Sam.
Sam: I guess not, as I see you brought your facebook backup.....
Sam: Wow, I see you've been staying classy.
Kate: HAHAHA yeah right dick, bet you wish you were him!
Claire: MONICA WAS ALWAYS TOO GOOD FOR YOUU!
Amanda: I don't feel like you have any place here Sam.
Sam: I guess not, as I see you brought your facebook backup.....