The act of buffin' the female muffin, most often in reference to a chick whose muffin you should not be buffin. Though, not always. Buffin' should have an apostrophe to signify the absence of the letter G.
Having sex and reaching climax, with a chick.
Polishing the poonanny.
Could also refer to cunnilingus.
Cannot in any way refer to sex between gay men, as they have no muffin to buff.
Can refer to lesbian sex, as they are both well-stocked.
Holy shit! I just saw two chicks neck-deep, muffin buffin' each other!
It's easy for a girl to determine you've been muffin buffin' with somebody when you give her VD for Valentine's Day.

by Venus, The Last N.A.P. February 16, 2009
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While her husband was in France, Mrs.Logan-Price frequently engaged in muffin buffin'.
by Professor Hyram Blitz May 14, 2006
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A series of mental images a girl will use to pleasure herself in the shower. This can be compared to the masculine term: Spank Bank.
Girl 1: "Oh damn girl did you see Robert Downy Jr. in Iron man?"
Girl 2: "Yeah, I'm putting that on my muffin buffin' bookshelf "
by BertGregor June 12, 2008
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The female act of masturbation is precisely described as this.
A Man can also brag to his friends upon providing such pleasure to her to his friends by accomplishing this exercise effectively like a boss upon successfull fingering orgasm.
I gave this Lady a propper Muffin Buffin last night
by Sir.G March 5, 2021
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The act of having anal while the person receiving the penis in the butt is actively "Taking a dump"
Dude sarah pulled a Buffin Muffin on me
by RyanisDum December 20, 2016
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