Macross Missile Massacre
Named after the Humongous Mecha in the Macross metaseries who fire swarms of missiles (specifically, 'micromissiles') that behave in precisely this way. It has also been called "Itano Circus," after animation director Ichiro Itano, who pioneered the most common aesthetic look of the MMM.. There are several actual weapons that fire a Macross Missile Massacre.