It is a sound your car makes when you have wistle tip welded inside your muffler. It is also a saying people use when they have uncontrolable excitement.
Is and expression of excitement usually said when you see something nice , beautiful, or horrible. It also can be use to shorten a conversation when the situation being explained is long without going into to much detail.
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.