Etymology: French bombe, from Italian bomba, probably from Latin bombus deep hollow sound, from Greek bombos, of imitative origin
Date: 1684
1 a: an explosive device fused to detonate under specified conditions b:atomic bomb; also: nuclear weapons in general —usually used with the 2: a vessel for compressed gases: as a: a pressure vessel for conducting chemical experiments b: a container for an aerosol (as an insecticide) :spray can 3: a rounded mass of lava exploded from a volcano 4: a lead-lined container for radioactive material 5:failure, flop<the play was a bomb> 6British: a large sum of money 7 aBritish: a great success :hitbslang: one that is striking or extraordinary —used with the<their new album is the bomb> 8 a: a long pass in football b: a very long shot (as in basketball) <shooting 3-point bombs>; also:home run 9: something unexpected and unpleasant —often used with drop<dropped a bomb with her resignation>