another word for ass or butt. more slang created to be used to rhyme in a rap.
"everywhere he go, the stench fill the air, stick that fucking cork in your ugly derier, leave yo ass bare, leave yo fuckin ass bare, stick that fuckin cork in yo ugly derier"
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?"