Pronunciation: (ful'mu-nāt"), [key]
—v., -nat•ed, -nat•ing,
1. to explode with a loud noise; detonate.
2. to issue denunciations or the like (usually fol. by against): The minister fulminated against legalized vice.
1. to cause to explode.
2. to issue or pronounce with vehement denunciation, condemnation, or the like.
one of a group of unstable, explosive compounds derived from fulminic acid, esp. the mercury salt of fulminic acid, which is a powerful detonating agent.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.