A person who has a one-track mind, one that spins in circles, generally on a single, annoying topic without ever really making a valid or substantial point.
Our President is a complete hamsterhead when it comes to his fixation on insulting the appearance or mannerisms of members of the media who are critical of his ineptitude.
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."