Dirty savik
The act of propelling a torpedo shaped shit nug so fast out of one's ass that it shatters the bottom of the toilet bowl and leaves the shit taker to fall back first onto the water, shattered porcelain and shit covered floor.
Person 1: Did you here Mark went to the ER last night?!
Person 2: Yah, it was another classic Dirty Savik situation
Person 2: Yah, it was another classic Dirty Savik situation