The effect of one's head/brain being annihilated by an object,whether it be a blunt object or the bullet(s)/Shell(s) of a gun, and the inertia of the head is a bloody brain tissue mixture which either is sprayed or projectiled in every possible direction.
Joe: This guy cut me off on my drive over here and it really pissed me off!
Bob: Did you do anything about it?
Joe: hell yeah i blew that cock-juggling-thunder-cunts brain salad all over the asphalt with my double-barreled shotgun.
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?"