Définitions
1.NounThe event of small airborne particles falling to the ground in significant quantities as a result of major industrial activity, volcano eruption, sandstorm, nuclear explosion, etc.
2.NounThe particles themselves."On 26 April 1986 the reactor number four at the Chernobyl Nuclear Power Plant located in the Soviet Union near Pripyat in Ukraine exploded. Further explosions and the resulting fire sent a plume of highly radioactive fallout into the atmosphere and over an extensive geographical area."
3.NounA negative side effect; an undesirable or unexpected consequence."Psychological fallout in the shadow of terrorism"
4.NounA declined offer in a sales transaction when acceptance was presumed.
5.NounThe person who declines such an offer.
6.NounAn impromptu guest used to fill in for another guest spot who is a no-show or who has cancelled last minute.