What is Butter Her Muffin?
1.
Butter her muffin:Have sex with her
From a classic line from the movie "Weird Science".
Erik: Man, Kristjana is smokin' hot
Matt: She's not bad.
Erik: Are you kidding!?!?! I've give my left nut to butter her muffin!
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2.
To place half a stick of butter in a girl's vagina, wait till it gets all melty, then eat her out and suck out all the butter. The the muffin butterer gives the lucky lady a rimjob and spits the butter into her anus, which is used as lubricant for buttery
He decided to butter her muffin in home ec. because they ran out of flour and couldn't make cookies.
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