person 1: "my parents said i need to cut my hair... i dunno what to do with it tho"
person 2: "Just BIC it"
person 1: "Wtf? Bic it? WTF!"
Person 2: "Ya, BIC IT... it'll be c0re"
person 1: "WTF does 'BIC IT' mean??"
person 2: "to shave your head, right down, using a razorblade. Like BIC... geeze, don't you check URBANDICTIONARY.COM?? you should expand your vocabulary man"
person 1: "You're a cunt"
person 2: "I know"
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?"