Muff Dunk Posted in M Best definition Muff Dunk Men have been tea bagging for years. Not anymore. This is when a woman places her labia on someone’s face (Men or women). You better not pass out or I’m going to muff dunk the shit out of you! How satisfied are you with the definition? Looking for Muff Dunk meaning? Delighted that you discovered the greatest determine on our web site! Recently this definition was actually observed 71 times.