It involves 2 guys and 1 girl. One guy fucks the girl from behind while the other guy is getting a blow job. while this is going on the two guys arm wrestle on the girls back. The winner gets to finish and stay for the rest of the night while the loser has to Immediately pull out and leave.
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."