To lighten; flash with detonation.Hence To explode with a loud noise; detonate.Figuratively, to issue threats, denunciations, censures, and the like, with or as with authority.In refining, to become suddenly bright and uniform in color: said of melted gold mixed with antimony.To cause to explode.Figuratively, to utter or send out, as a denunciation or censure; especially, to send out, as a menace or censure, by ecclesiastical authority.n. A compound formed by the union of a base with fulminic acid.n. An explosion; a sudden and explosive action.