buffin muffin 

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

buffin muffin by RyanisDum December 19, 2016

Buffin' the Muffin

The female act of masturbation

Since Kasey wasn't home after work, Laurel decided it was time for a little bit of buffin' the muffin.

Buffin' the Muffin by Jyynx September 22, 2008

Buffin the Muffin 

While there are tons of endearing terms for male masturbation, why are there so few for female masturbation? It's time we bring Buffin the Muffin into mainstream lingo for the ladies.

While he was choking the chicken, she was buffin the muffin.

Buffin the Muffin by NatraLee February 17, 2015

buffin' the muffin

Female masturbation.

I caught Laurel buffin' the muffin in the washroom today! It was nasty!

buffin' the muffin by Jyynx September 20, 2008

Buffin' the Muffin

The female act of masturbation.

Laurel is always at home, buffin' the muffin after work.

Buffin' the Muffin by Jyynx September 21, 2008

Muffin Buffin 

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.

Muffin Buffin by Venus, The Last N.A.P. February 15, 2009

muffin buffin' 

The act of female masturbation.

While her husband was in France, Mrs.Logan-Price frequently engaged in muffin buffin'.

muffin buffin' by Professor Hyram Blitz May 21, 2006