1. tunnel used to extricate
food wastes, one direction - out.
2. same tunnel as above only used in other direction by
cock,
finger, or fist on special occassions. Primarily used during consenting anal sex - but consent is not required.
1.
Fran: "Hey
Larry, you can clean the toliet before the guests get here, your poopshoot all over the bowl, you filthy fuckhead."
2. Bill: "I was surprised your wife took it up the poopshoot."
Larry: "Why's that?"
Bill: "Because she seems like such a bitch.