When an individual appears to be very attractive in his/her Facebook pictures, but in real life his/her attractiveness is a fraction of what it appeared to be on Facebook. Similar to forty yard fake out
Guy 1: Wow... that first meet-up did not go well.
Guy 2: What happened?
Guy 1: Well, she seemed way more attractive on her Facebook profile than she did in real life.
Guy 2: You my friend are victim of a Facebook Fake-Out.