The Collaborative International Dictionary of English v.0.48:
Packman \Pack"man\, n.; pl. Packmen. One who bears a pack; a peddler. [1913 Webster] packratWordNet (r) 3.0 (2006):
packman n 1: someone who travels about selling his wares (as on the streets or at carnivals) [syn: peddler, pedlar, packman, hawker, pitchman]