When one has a poop so sloppy it flows like that of a river
Tom Hanks was so upset by the homemade guacamole made by Meg Ryan that he went to her master bathroom and had a butt river.
The act of playing or scratching a girl's butt when you're completely boinked (drunk)
Where were you last night?
I was hanging with this girl at her dorm.
Oh, the xanny nanny on the first floor?
Yeah I ended up doing some butt finessin'!
Butt feels is the feeling you get after an intense mountain bike ride. Always the day after.
"We did a 10 mile loop on Saturday, I've still got the butt feels when I try to sit down."
An extremely tiny, but nice looking, female rear end
That girls anorexic looking but has a nice micro butt
Voluptuous, plump, and beautiful.
"He is the king of asses and the spirit guide to an any asses of ass past. Nobody will ever ass the way Brian asses. He is grandeur of all asses and all asses to ever exist. Brian's Butt. Oh my."
-George Takei
Term used when waxing to describe the wax applied around your anus during a Brazilian wax.
Please spread your cheeks, I'm going to do your butt strip now.