butt music, noun: Audible gastro-intestinal disturbances, not neccessarily of a melodious or harmonious nature.
Rock's butt music scared the children, upset the guests, and rattled the windows!
by Kowulz March 30, 2007
Buttmusic, N. audible gastro-intestinal disturbances, not necessarily of a melodious or harmonious nature.
Rock's eye-watering, paint-peeling, buttmusic lead to a stampede among the Wal-Mart shoopers.
by Rock Kowulz November 22, 2005