a huge amount of backspin put on a table tennis or tennis ball that causes that particular ball to drop over the net and spin away from the opponent, see boofoo
Wow, that ball had a lot of quadheedus on it. or I gonna put the quadheedus on this shot!
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."