What is Butt Out?
1.
To leave. To make one's exit.
Very common in 1960s.
I'm tired of this party. Let's butt out.
2.
To trash, destory and beat up stuff for no apparent reason. Or to act like Patrick of the WCHL
"Man that guy likes to butt out on stuff. He trashed trees and the condom machine at the bar."
See