A screenshot, usually taken during a video chat without the other person knowing, that makes that other person look like shit.
During a skype video chat....
Person 1: Duuude, did you just take a screenshot of me dancing?
Person 2: No *dodges eye contact*
Person 1: You liar! I saw you pressing buttons. Send it over.
Screenshot of Person 1 dancing sent over
Person 1: Fuck, man! I look like shit. You and your fucking screenshits.