A member of The Grateful Dead from 1965 until his death in 1972. He is most commonly referred to as "Pigpen". He was the heaviest blues influence in the band. He played the organ and the harmonica while also singing lead in many songs such as Turn on Your Lovelight, Easy Wind, Operator, Hard to Handle, and more.
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.