Being hyper-aware of your asshole, particularly while flexing or interacting with it in some form. Can also be achieved through great concentration upon every fold of the anus.
Lemarcus was stuck in a deep state of relxing after taking a bomb ass shit which left him senseless.
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."