pitchman

pitchman
    n 1: an aggressive salesman who uses a fast line of talk to sell
         something
    2: someone who travels about selling his wares (as on the
       streets or at carnivals) [syn: {peddler}, {pedlar},
       {packman}, {hawker}, {pitchman}]
    

32 Moby Thesaurus words for "pitchman":
      ballyhoo man, ballyhooer, barker, bunco artist, bunco steerer,
      canvasser, cardsharp, cardsharper, carpetbagger, con artist,
      con man, confidence man, crimp, horse coper, horse trader, jackleg,
      land pirate, land shark, land-grabber, mortgage shark, pettifogger,
      shark, sharp, sharper, sharpie, shortchanger, shyster, slicker,
      solicitor, spieler, tout, touter