this is the name of a family that has a reputation of being completely crazy and complete bad asses,
they also have some members in there family that are rather feared because they have kicked the living shit out of people,
they are very well known through out various regions of the north american continent.
members of this family are commonly refereed to as the Flaugher clan.
"dude, watch out, there is a member of the Flaugher clan."
"Man, you could of told me that he was a Flaugher before i picked a fight with him."
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?"