When seshing tha dank kush with all the homies.; To take a full milker bong rip. Then without clearing the hit, pass it to your homie so they will have a whole 'nother bong rip to themselves.
P.S. - Great for first timers and people not trying to get very high.
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."