Facebook brag
To post something on Facebook - especially in the "status update" section - that one would not otherwise publicly flaunt in order to draw the attention of one's Facebook peers.
"Did you hear that Emily got accepted to all 20 law schools to which she replied?"
"Yeah, I read it on her status update today. She is such an insufferable Facebook bragger."
"Yeah, I read it on her status update today. She is such an insufferable Facebook bragger."