Caseil
The act of pooping on the floor in a public bathroom, rather than pooping in the toilet.
"Dude don't go in the bathroom. I'm calling the janitor. Somone dropped a Caseil."
"Ugh nasty, I'm glad I don't have to clean up that Caseil."
"Ugh nasty, I'm glad I don't have to clean up that Caseil."