When a noob is about to get massacred by another player, they usually quickly go prone and shoot the player so they can get a free kill before the good player gets a chance to react. Commonly used in many FPS games such as Call of Duty: Modern Warfare 2. Similar to Halo jumping and Aimbot.
Awesome legit 10th prestige: Haha I'm so going to kill this n00b!
(n00b goes prone and kills awesome legit 10th prestige)
Awesome legit 10th prestige: OMGWTF what a dropshot!!