Triumphant; vitorious. Derives from the practice of a ship striking her colors to surrender in battle. Thus, the ship that comes through "with flying colors" is the winner.
Again Nelson came through with flying colors, vanquishing the Frenchfleet in the Battle of the Nile.
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?"