RIFLE GRENADE • E-FREE TRANSLATION.COM • Definition of Rifle grenade

... hands or came by fortune of war to his hand. He learned to use the Lewis gun and the Vickers machine gun of the British and Russian armies, also the one-pounder, or pom pom. He became proficient in the use of the French Chauchat automatic rifle and the French machine gun, and their rifle grenade guns. He learned to use the Stokes mortars with deadly effect on many a hard-fought line. And during the winter two platoons of "Hq." Company prided themselves on the mastery of a battery of Russian artillery patterned after the famous, ...

— The History of the American Expedition Fighting the Bolsheviki - Campaigning in North Russia 1918-1919 • Joel R. Moore