crab muncher 

a man who gives oral sex to a woman with pubic lice.

"I was nibbling away at my girlfriend when i came across a tribe of pubic lice. it was a nice tribe and they led me to the clit. I said thank you and they joined me in a good munch. This made me a Crab Muncher"

crab muncher by nickthavick October 5, 2005

crapmuncher 

someone who eats crap (shit)

you're such a crapmuncher!!

crapmuncher by Simone Macdonald August 7, 2005