testicles. Arabic word came back with the Crusaders, used by Chaucer. Arabic word 'naqqaara' mans the huge drums slung either side of a horse. It originally meant v. big testicles. see pills. Not to be confused with knackered meaning 'exhausted' or 'tired'ultimately from a word meaning to re-cycle horses
do chavsshave their nackers? Does the Pope have a balcony?
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?"