Definition of Parabellum in English:

Parabellum

noun

  • A type of semi-automatic pistol or machine gun.

Origin

Early 20th century: the name of a German make of gun, from Latin para bellum (from para! prepare! (imperative of parare) + bellum war) in the phrase si vis pacem, para bellum if you want peace, prepare for war.

Pronunciation:

Parabellum

/ˌparəˈbɛləm/