THUNDERBOLT

noun a belemnite, or thunderstone.

2. thunderbolt ·noun something resembling lightning in suddenness and effectiveness.

3. thunderbolt ·noun vehement threatening or censure; especially, ecclesiastical denunciation; fulmination.

4. thunderbolt ·noun a shaft of lightning; a brilliant stream of electricity passing from one part of the heavens to another, or from the clouds to the earth.