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To perform oral sex on a male, using melted butter or other dairy product as a lubricant.

AKA: High calorie oral sex, midnight snack
-Vicki gave Jim a hot butter blowjob.
-Really?
-Yah.
-Isn't that fattening?
-No, she actually used margarine. She is trying to lose weight.
by Delilah Graey November 17, 2008
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