A combination of two words: Yeah and Alright. The combination of these two words are formed whenever someone is speaking to another in a sarcastictone, attempting to call their bluff.
Person 1: "I'm gonna beat your ass if you keep talkin' shit."
Person 2: "Y'ight, go fuck your self, prick!"
Used as a combination of the phrase "Yeah Right". Can be used as an affirmation of another's story, condition, conversation...etc. Cab also be used to express disgust or disbelief at a story, condition, conversation...etc. Phrase was first coined in the early80's.
So I take her home and we are going at it and she stops in the middle and says she can't because her dead Grandma is watching...Yight!!
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?"