If you wind up in the emergency room because, say, you were trying to launch bottle rockets out of your anus, you can expect to hear this term thrown around. Latin, or pseudo-latin, is often used to convey unflattering terms and make it sound grandiloquent to the uninformed (or faecal-encephalopathic) ear.
Variations include Cranio-Rectal Syndrome and Cranial Rectosis, presumably for when the patient has shit for brains
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."