Bofors gun
Noun
Meaning
an automatic double-barreled antiaircraft gun
Source: WordNetHypernyms
Examples
The company's name was shortened to AB Bofors in 1919. citation Bofors gun scandal Finnish soldiers operating a Bofors gun during WWII.
The installation of larger-bore cannons culminated in the fitting of the 40mm Bofors gun citation on the aft deck.