2 for flinching - A game where where you make someone flinch and if they do you get to punch them twice, however if you make contact while trying to make them flinch they get to punch you four times.
When someone is sleeping and they have a dream or thought of themselves getting hurt or falling, and their body physically reacts, and causes them to jerk or flinch rather spasmodically.
Guy: What the fuck tracy, you kicked me in the balls last night in bed???
Tracy: sorry, i had a bad dream and probably got a nocturnal flinching.
When you are stood ballock naked with your hands on your hips and flinching your pinger by using your member muscle giving the effect of either being tugged by a string or simply just done by pure magic
"YEH MAN!.. Do it again, that was cool as fuck (waves his hand over the pinger, a willy wave) theres not even any strings attatched.. how the fuck do you manage that one?"