a bomb

/ˈeɪ bɑm/
noun
  1. An atomic bomb; a nuclear weapon that uses nuclear fission.
    • Many countries have signed treaties to limit a-bomb development.
    • The museum had an exhibit on the history of the a-bomb.
    • The first a-bomb was tested in New Mexico in 1945.
What does "a bomb" mean? | whatsthatwordmean | whatsthatwordmean