A person of any sex who enjoys deep throating.
Danielle is such a cock muffler she took that dick all the way..... Balls deep
ayon kay wknd1warrior ika-16 ng Pebrero, 2009
Whore. Someone who has so much cock in their mouth that they can be considered a muffler for it. Does not necessarily imply swallowing. See also cum muffler.
That girl is a regular cockmuffler!
ayon kay Bob McFillius ika-09 ng Abril, 2003