A small object that is a choking hazard. Often used in context when talking about babies, toddlers, and children when they get their hands on something that is small enough where they can choke on it.
Michael (husband): Hey honey, look the baby loves chocolate covered almonds.
Sandy (wife): Are you fucking kidding me? Get those almonds away from him. That's a chokeable!
Michael: Ooops. Sorry.
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?"