A muffkin is directly connected to its original meaning of a blumpkin. A muffkin, however, is the act of getting an oral service while taking a dump. The only difference is the guy is preforming the service hence the name "Muff"kin.
Brian: "Dude, I was giving this spanish chick a muffkin last night right? And a little bit got on my chin!"
Joe: "Sweet! Did you take pictures?"
Joe: "Sweet! Did you take pictures?"
by Nit2WinIt February 11, 2009
by TheCrazyBunch October 08, 2011
Following the most breathtaking muffkin I have ever been given, my brother wiped my anus clean with his tongue.
by Vaginatarian November 22, 2002
When a GIRL is taking a shit and her loved one is eating out her pussy. Basically, a reverse blumpkin.
by Carve a ham! August 13, 2011
The female version of a blumpkin. The act of getting eatin out while taking a shit. A female receiving oral sex while taking a shit.
by hankthehawk June 16, 2010
The act of Performing a muffkin,while pulling out a skanks juicy ripe tampon, thereby sprinkling the face of the perpatrator.
by wangbone and willflatch November 23, 2009