Source : WordNet®

steelman
     n : a worker engaged in making steel [syn: {steelmaker}, {steelworker}]

Source : Free On-Line Dictionary of Computing

Steelman
     
        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).