a female dirtier than your average street walker, the town whore or your ex-boyfriends cheat; a more fragrant criticism than the use of the word "cunt"
Mr. Post declared his lady friend to be nothing finer or classier than mopwater.
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."