Dick move is an action in wich you were or have been "a dick" to another individual. Dick move santa refers to the receiving of cloths or other items not deemed acceptable by a child. Presumably from Santa who was at the time being "a dick".
Bill: Hey bro you know that girl you were trying to hook up with at the club?
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.