a group of males that constantly loiter around elementary schools and dirty garages. these people usually unite with other yamshackers through the use of tobacco products such as skoal chew, or any type of cigar or cigarette. the one thing that will anger a yamshacker more than anything is when an outsider goes on their turf. avoid this at all costs!
Steven: Dude, you wanna get all of the VP Yamshackers together?
Justin: You mean you, me, Jordan, Max, Vitaly, Nick, Brian, JC, Cody, Kyle, Greyson, Romain, and all of the other real yamskackers?
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.