Definition of "fireball" []

  • A brilliantly burning sphere. (noun)
  • A highly luminous, intensely hot spherical cloud of dust, gas, and vapor generated by a nuclear explosion. (noun)
  • A meteor that is as bright or brighter than the brightest planets. (noun)
  • See ball of fire. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "fireball" in a sentence
  • "I do not remember claiming "that a cryogenic fireball is unsurvivable"."
  • "I didn't say anything about the probability of death, I only made that counter claim that any claim that a cryogenic fireball is unsurvivable is demonstrably false."
  • "Each fireball is a hollow spherical shell with a hole in it; when the inside is ignited, the hole acts as a rocket nozzle."