simple past tense and past participle of jump the gun

An electrically or pneumatically powered gun used to drive nails into a surface.

plural of Gatling gun

plural of electric gun

(physics) Any device that produces a stream of electrons, especially a narrow stream that is focused onto a phosphor screen.

plural of laser gun

plural of Gauss gun

A large-bore pistol-like firearm used to fire signal flares.

a ray gun / a weapon that uses laser power as its destructive force

(military) A massive and heavy mobile artillery gun, built, transported by, and fired from a specially designed rail car.