Spaghettioslover365's definitions
When you are particularly stoned as fuck and you try to say "stick up your ass" but instead say "butt up your ass".
Izzy
Izzy
Izzy: "Why do British people talk like, that like they have a butt up their ass. Oh wait, I mean stick up their ass... hehehe"
by Spaghettioslover365 April 7, 2022
Get the Butt up their assmug.