this phrase means i dont give a fuck bitch go ask someone else it's used for someone who keeps on asking you the same thing over again and being annoying as fuck and you obviously don't know the answer so use this when someone is being annoying!!!!
them :hey do you know if kyle likes me he obviously doesn't like you so it will be easier for you to ask him
you: idgafbgase
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?"