In the online multiplayer game Red Orchestra, the art of sprint-diving to prone and while in mid air, raising your iron sights so that you can shoot your intended target immediately upon landing. Invented and perfected by a player named Crim of the #1 clan, CoreNA.

A swimmer

When you're giving a juicy rimjob and decide to sprinkle crumbs on the anus.

A word to describe something that is done with immense care and caution, done to exceed expectations.