The act of posting a message on a forum that is so undoubtedly awesome, that you climax numerous times while writing it.
John was so into his carefully worded tyraid against hotgrrl6969, who inadvertantly posted a thread on the wrong section of the message board, that he unintentionally masturposted all over his keyboard.
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.