Source : Webster's Revised Unabridged Dictionary (1913)

Packman \Pack"man\, n.; pl. {Packmen}.
   One who bears a pack; a peddler.

Source : WordNet®

packman
     n : someone who travels about selling his wares (as on the
         streets or at carnivals) [syn: {peddler}, {pedlar}, {hawker},
          {pitchman}]