Fallout meaning
Definitions of fallout is:
  • noun fallout
    the settling to the ground of airborne particles ejected into the atmosphere from the earth by explosions, eruptions, forest fires, etc., especially such settling from nuclear explosions (radioactive fallout) Compare rainout.
  • noun fallout
    the particles themselves. Compare rainout.
  • noun fallout
    an unexpected or incidental effect, outcome, or product: the psychological fallout of being obese.