A nuclear bomb that uses implosion to compress the nuclear explosive, so that it goes from subcritical to critical.

A nuclear bomb that slams one piece of nuclear explosive into another, forming a critical mass.

Material that is good for making nuclear bombs: e.g., certain isotopes of uranium, neptunium, and plutonium.

A nuclear bomb that includes cobalt; this will absorb neutrons and become radioactive cobalt-60.

An aerosol bomb, a type of thermobaric weapon

present participle of bug bomb

present participle of carpet-bomb

(informal) A blunt, undiplomatic statement of something that is true that others may not want or expect to hear.

(military) A non-commissioned officer in an artillery regiment of some Commonwealth armies, equivalent to a lance corporal in the infantry.

(US, slang, ethnic slur) A kind of firecracker.