Definitions by Mr. Eric Shay

Mississippi Mud Puppy 

Doggy-style anal sex with a girl missing a tooth.

Bro 1: Hey, I fucked that girl last night.
Bro 2: The one with the lazy eye and no front teeth?
Bro 1: Yeah, I gave her the ol' Mississippi Mud Puppy in her brown eye!

Mississippi Mud Puppy by Mr. Eric Shay November 5, 2010