A plan to phase out enemies or people that bother you in three phases.
The three phase plan sounds good, but scientists, government officials, and the healthcare workers that like hearing how heroic they are seem to be the ones who actually think it's a good plan. Nobody is telling dentists, pharmacists, chiropractors, proctologists, gynecologists, or pediatricians they're heroes or saviors, since at a certain point it would all start to soundsilly.
Sinewave-formed electricity dat successively produces a different "word sound" --- i.e., "hum", "buzz", "drone", "whine", etc. --- a third of da time.
Usually da power-lines are fairly quiet in dry weather, but rain or drizzle often really brings out da "three-phrase current" status of said slim silvery wires!
Someone who is addicted to obtaining money and building wealth. A money addict and fanatic. Breadheads often work more than one full-time job, and some even participate in illicit activities to "obtain the bread".