a manufacturer of steel.
noun 1. the manufacture of steel.
noun, plural steelmen. 1. a person engaged in the steelmaking business. DoD, June 1978. Fifth and last of the series of DoD requirements that led to Ada. “Steelman Requirements for High Order Programming Languages”, US Dept of Defense, June 1978. SIGPLAN Notices 13(12) (Dec 1978). (See Strawman, Woodenman, Tinman, Ironman).
noun 1. a steelworks.
noun 1. steel drum.