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.
A shell; esp. a spherical shell, like those fired from mortars. See Shell.
3 A bomb ketch. Bomb chest (Mil.), a chest filled with bombs, or only with gunpowder, placed under ground, to cause destruction by its explosion.
To bombard. [Obs.] Prior.
To sound; to boom; to make a humming or buzzing sound. [Obs.] B. Jonson.