Butter your bean
Self explanatory. If you don't get it, let me explain for yourself. "Buttering the bean", or "buttering your bean", is in essence busting your nut full of semen on a girls clitoral region, aka the "bean".
"I'm gonna butter your bean you dirty whore"
Guy 1 - "Oh brah, did you butter her bean last night?"
Guy 2 - "Yeah dude I hope I didnt get her preggers"
Girl - "MMMMMMM he buttered my bean so good last night, it took us hours to clean it all up!"
Guy 1 - "Oh brah, did you butter her bean last night?"
Guy 2 - "Yeah dude I hope I didnt get her preggers"
Girl - "MMMMMMM he buttered my bean so good last night, it took us hours to clean it all up!"