torpedo

A cigar-shaped, self-propelled underwater projectile launched from a submarine, aircraft, or ship and designed to detonate on contact with or in the vicinity of a target.

Any of various submarine explosive devices, especially a submarine mine.

A small explosive placed on a railroad track that is fired by the weight of the train to sound a warning of an approaching hazard.

An explosive fired in an oil or gas well to begin or increase the flow.

A small firework consisting of gravel wrapped in tissue paper with a percussion cap that explodes when thrown against a hard surface.

A professional assassin or thug.

To attack, strike, or sink with a torpedo.

To destroy decisively; wreck.