when one sees someone so un-sexually arousing that the tip of the penis literally clenches shut. One assumes this is a natural human reaction to even the slightest chance of sperm leaving the body and finding its way to an egg housed in the object of one's disgust, thus furthering the insult to mankind that is said person.
Guy 1: "dude, that look on your face, are you penis clenching?"
Guy 2: "Check out Nora the whale over by the concessions stand" (shocker)
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the USCoast Guard in the area of Southern Florida.
"Base we've got some square groupers floating outside of Miami harbor."
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.