when a girl is on her back with her legs back feet by her head and the guy is standing over her dipping his dick in and out
what were u and mary doing last night? O just Churnin butter.
by Quentin r January 29, 2007
When you are working or exercising in the summer heat and your ass crack starts to sweat
Man it's hot workin out here. I'm churnin' Butter!
by Sesamacola April 15, 2006