Social Media Cocky

A person that is good looking and uses social media sites (i.e. Facebook, instagram, twitter, etc.) to make themselves seem cocky and cool. But when meeting the person they are awkward and unsure of themselves.

Girl 1: I met Jeff last night.
Girl 2: Oh how did that go?
Girl 1: He was really only social media cocky, it was unfortunate. He seemed so cool online.