Top definition
General slang for a lesbian. It comes from the act of one lesbian 'dunking' ones face into another's 'muff' or vagina.
This is also a term for a guy who eats a lot of pussy.
'Dude, don't... I think she's a muff dunker'

' "Hey I hear Larry's gettin action now!"


"Yeah he's a regular muff dunker!"
by Cayk September 20, 2010
Get the mug
Get a Muff Dunker mug for your friend José.