torpedo

ot noun

1. An electric ray of the genus Torpedo.
2. A cylindrical explosive projectile that can travel underwater and is used as a weapon.
3. A submarine sandwich.
4. A naval mine.

fe’l verb

1. To send a torpedo, usually from a submarine, that explodes below the waterline of the target ship.
2. To sink a ship with one of more torpedoes.
3. To undermine or destroy any endeavor with a stealthy, powerful attack.