The action of buttoning or unbuttoning one's shirt
It is an archaic word (no longer in everyday use) but it deserves to be reintroduced into the english language, as it describes an common action performed regularly by many people.
Before every self-flagulating radio address, George Bush eats a can of beans, then sticks a microphone up his ass and lets it rip for the consumption of the nation.
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.