a large, high quality marijuana cigarette that may cause hallucinations
What you need is a fatty-boom-batty blunt, and I guarantee you'll be seeing a sailboat, an ocean, and maybe even some of those big-titted mermaids doing some of that lesbian shit.
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."