Anthropophagolagnia is a sexual attraction to rapingand then cannibalizing the victim.
Person 1: Dude, I have an issue.
Person 2: What bro?
Person 1: I have a sudden urge to rape and then consume the flesh of my victim.
Person 2: Ohhh, so Anthropophagolagnia?
Person 1: Yeah.....
Person 2: No offence but... I'm going to leave now.....
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?"