Rhymes with (souvenir); This is something, a personal item, that you take with you after a night of wild lovemakin', after a booty call, or a one-night-stand. You take these things without the original owners' knowledge. It could be a t-shirt, cd, lighter, hairbrush, etc., that belonged to the person you just hooked up with. Sort of like a 'souvenir' of the encounter.
"How do you like this cool candle holder? It's a screwvenir from the other night at Todd's house."
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.
"Base we've got some square groupers floating outside of Miami harbor."