When you bust in her butt and pull it out just in time to dick knife some of that hot mayo in her crack sandwich.
Tim: "Yo John, why's your girl walkin' so weird?"
John: "Glued her together with some of that butt mayo."
John: "Glued her together with some of that butt mayo."
by Tummystickers May 30, 2019
when you have a huge jiggly ass. similar to having eaten too much mayonnaise and having it go straight to your ass.
move that ass woman.
move that ass woman.
look at that boatload on her ass--talk about mayo butt.
by mayobutt November 06, 2009