A derogatory word used to describe simultaneous oral sex between two lesbians, often referred to as 69.
by Mr Muff April 12, 2007

by Giggles124 April 8, 2013

by antoinette fleming February 19, 2003

muf is your butt
by This is the real muffin June 13, 2016

by BandyE May 13, 2016

by IHaveASmallPP August 13, 2018
