A person of any sex who enjoys deep throating.
Danielle is such a cock muffler she took that dick all the way..... Balls deep
door wknd1warrior 16 februari 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!
door Bob McFillius 9 april 2003