Thrusting Sniper

When a TF2 Sniper crouches, looks up, and zooms in and out of their sniper rifle. Usually funny as fuck, even funnier when you do it when two snipers are fighting each other.

Red Sniper: What the fuck is that?
Red Engineer: Thrusting Sniper
-Red Sniper proceeds to get headshotted by a Blu Sniper.