the act of self fulfillment through oral means. Most importantly, involving sampling the fruits of your labor
Guy 1: Did you hear about sloppy-party bottom?
Guy 2: No, what about that gay ass motherfucker?
Guy 1: He did yoga for like 10 years and got his rib removed but he finally learned how to mastertaste!
Guy 2: Yeah but his semen is hardly palletable. If i were him i would add a pinch of nutmeg.
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?"