What is Mud Crabs?
1.
When you get 
Freds bum was itchy due to the mud crabs he got from his one night stand.
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2.
The result of having anal intercourse on a regular basis with a woman with an excess amount of pubic hair in the area of the gooch,which results in fecal matter becomeing lodged in the hair which, resembles a crab.
I railed Jessica in the butt last night and this morning when i went back for more, she had a bad case of mud crabs.
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3.
When you get 
Fred's bum was itchy due to the mud crabs he got from his one night stand.
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1. 
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