Top Definition
when you use your penis like a knife and scoop some butter with it then smear it on someone's anus and then have anal sex with that person useing the butter as a lube.
Doug went out with Smeegal last evening and he said that he was butter in the buns before they went out for dinner and a romantic movie.
by mongolian mantis May 03, 2009
5 Words related to butter in the buns

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