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1 definition by MeatWallet

 
1.
Eating Vagina with the entire mouth.
Andrew decided to muck Jenny's bin after a long sweaty hockey practice.

1. Andrew unzipped her pants, enjoyed the aroma of the exposed vagina, which inhibited his performance of muckin' bin.

2. Must be done long enough to ensure the web beneath your tongue is in excruciating pain the next morning.

Technique: Variety of different ways which include the Jawbreaker, the PleasureTreasure, the Dangling Worm, the Meat Grinder, or the Full Throttle Muck.
by MeatWallet April 15, 2009