1) A man of the meat trade who is sly by nature.
2) A lady's man who has more than one woman on the go at the same time, but keeps this fact to himself through the cunning art of being sneaky.
1) Mr Bloggs the butcher only gave me four and a half pounds of brisket instead of five! That butcher is sneaky!
2) Ben really is a sneaky butcher; you never know where he'll put his meat!
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?"