The name stems from Russian Roulette, in that two or more people, usually over MSN or similar online chat, go on UD and hit random page, then link the freakiest shit they can find on the interweb.
Tim: Hey, you wanna play Urban Dictionary Roulette later?
Mike: Sure, but as long as we dont have the Alabama Hotpocket shit again.
A game wherein a group of people take turns bringing up "Random Words" on urbandictionary.com. If your random word describes a perverse sex act, you're out. Winner is the last one remaining. Can also be played as a drinking game.
We were playing Urban Dictionary Roulette, and it was down to me and Tom - but then I got "Dirty Sanchez" and it was all over.
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.