sniper dance
A dance done (most commonly in Halo) when one is aware that a Sniper is shooting at them, and they begin to spin and jump wildly in an attempt to avoid being killed.
*sniper shot*
Guy 1: Oh crap, I'm being sniped!
Sniper: Stop doing the sniper dance, you stupid n00b!
Guy 1: Oh crap, I'm being sniped!
Sniper: Stop doing the sniper dance, you stupid n00b!