1. terrible party, usually full of cotches.
2. when someone talks up an event to make it seem cool and before you even get out of your car, you know it blows.
3. when you're at a location where you know no one, and no one trys to bring you into the fold.
Person 1: Did you go to the party at Dusty's?
Person 2: Yeah, but I wished I didn't. It was the biggest lamefest ever.
Person 1: I told you man.
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?"