bomb Meaning, Definition & Usage

  1. noun an explosive device fused to explode under specific conditions
  2. noun strong sealed vessel for measuring heat of combustion
    bomb calorimeter.
  3. noun an event that fails badly or is totally ineffectual
    turkey; dud.
    • the first experiment was a real turkey
    • the meeting was a dud as far as new business was concerned
  4. verb throw bombs at or attack with bombs
    bombard.
    • The Americans bombed Dresden
  5. verb fail to get a passing grade
    fail; flush it; flunk.
    • She studied hard but failed nevertheless
    • Did I fail the test?

WordNet

Bomb noun
Etymology
F. bombe bombshell, fr. L. bombus a humming or buzzing noise, Gr. .
Definitions
  1. A great noise; a hollow sound. Obs.
    A pillar of iron . . . which if you had struck, would make . . . a great bomb in the chamber beneath. Bacon.
  2. (Mil.) A shell; esp. a spherical shell, like those fired from mortars. See Shell.
  3. A bomb ketch. Darwin.
Bomb transitive verb
Definitions
  1. To bombard. Obs. Prior.
Bomb intransitive verb
Etymology
Cf. Boom.
Definitions
  1. To sound; to boom; to make a humming or buzzing sound. Obs. B. Jonson.

Webster 1913