Shortened for deus ex machina, a term used to describe sudden plot twists in works of anime, movies, and other stories, normally involving a hero's fight against a villain, and favoring the hero, allowing him to win by otherwise unused methods within that fight.
DEM normally involves the hero getting beaten to a pulp until somehow ascends in power and uses that to destroy the villain in a matter of one or two hits.
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."