Someone who is so low of a being that they have to refered to as a sheet that some Jews use when fucking. Yes, some people actually take a bed sheet and cut a hole in it for a penis and have sex through it. If you are on that level of low, you pretty much suck at life.
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."