Noah Webster's Dictionary 1. (n.) 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. 2. (n.) Something resembling lightning in suddenness and effectiveness. 3. (n.) Vehement threatening or censure; especially, ecclesiastical denunciation; fulmination. 4. (n.) A belemnite, or thunderstone.

Multi-Version Concordance Thunderbolt (2 Occurrences) Job 28:26 When He made a decree for the rain, and a way for the storm of thunders; (See NAS) Job 38:25 Who hath cleft a channel for the waterflood, or a way for the lightning of the thunder; (See NAS RSV)