A flower pot head (also spelt as flour pot head) is someone with not many brains, or someone who's head is full of nothing. A flower pot head can also be a blonde, an idiot or someone who is being stupid.
Mel: You are such a flower pot head, I cant believe you thought that Sydney was the capital of Australia!
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."