Used by circles on stan twitter to describe the process of getting someone to following your account and become your oomf. Sometimes used when an irl finds your Twitter and follows you.
I kept spam-replying to Slayyyter and she followedback. The oomfification has begun.
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi