John: You can trust me when I say that Atlantis is buried deep in the Atlantic Ocean because I have a degree in Ancient History.
Mark: But what about that thing by Bright Insight that proves it's in Mauritania right where it's supposed to be, with the first king being King Atlas, Atlas Mountains, and the thing looks absolutely identical to how Plato described it?
John: I have a degree and therefore you can trust that Bright Insight is wrong!
Mark: What a Degreediot.
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.
FRIEND A: "Did you just take a stealthie of me?"
FRIEND B (turning phone around): "no I was just using snapchat's new filter, see?"