gun metal

See also: gunmetal and gun-metal

English

Etymology

gun +‎ metal

Noun

gun metal (countable and uncountable, plural gun metals)

1. Alternative form of gunmetal.
   • 1896, William T. King, “John A. Ives & Brother – 1864”, in History of the American Steam Fire-engine, [Boston, Mass.]: [Pinkham Press], →OCLC; reprinted Mineola, N.Y.: Dover Publications, 2001, →ISBN, page 92:

     The pump [of the steam fire-engine], being at the forward end, was made of gun metal and was double acting, having eight brass suction-valves, four on each side, and four discharge valves, opening into the air vessels, to which a double discharge valve, having one opening on the inside and two on the outside, was attached for the purpose of using two lines of hose.