Krupp gun : A breech-loading steel cannon manufactured at the works of Friedrich Krupp, at Essen in Prussia. Guns of over eight-inch bore are made up of several concentric cylinders; those of a smaller size are forged solid.

Example:


Taxonomy
airplanes, Krupp, Zeppelin, dirigibles, Bertha Krupp, Big Bertha, iron guns, Krupp works, howitzers, Dicke Bertha, Alfred Krupp, Gustav Krupp, John H. Lienhard, sky, threat, aerial warfare, German military, Russia.

Defination from the web:
Krupp Works ... Germany's Krupp weapons factory had long been a central pillar of German nationalism, fiercely loyal to whatever regime was in power. Krupp brought an exhibit of anti-Zeppelin guns to the Frankfurt International Aircraft Fair only ...