Vagipocalypse is where a woman's vagina is absolutely destroyed after giving birth to a child. The vagina is stretched so far that is effectively cause apocalypse to the sexual relationship with the partner - Vagipocalypse.
This is what will happen if Hillary Clinton is voted into office. When Hillary smashes down on the podium, her vagina gets very angry, and lashes out at dick of all mankind. Repeated occurrences of this action will result in the genocide of the human race by a hairy twat.
Oh no!! Hillary is president! RUN AND HIDE BEFORE HER MONSTROUS FUCK HOLE BRINGS FORTH THE APOCALYPSE!!!
Her crotch is a war machine building up to vagapocalypse!
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?"