I was about to go down on this girl but I realized she had mad mud crotch, so I said, "hell nah, put your pants back on and get the hell out, bitch... unforgivable!".
when someone hasn't showered for a couple days, has done some serious sweating, basically been able to wash their crotch for an extended period of time
"Man, Jill was all about messing around last night but I had just got bad from the gym and had nasty mudcrotch"-Chris
"How was the camping trip?"-Chris
"Meh fine but after not showering for three days Stacy had some mad mudcrotch, and she kept wanting me to go down on her"-Rory
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
A sunburn or suntan focused on the left arm. It is caused by the left side of the body being the only half that gets exposed to sunlight while driving. Presumably, it would be located on the right side of the body in countries where they drive on the left side of the road.
I had a trucker's tan after driving for 10 straight hours on a sunny day.