straphanger

from WordNet (r) 3.0 (2006)

straphanger
    n 1: a commuter who uses public transportation
    2: a standing subway or bus passenger who grips a hanging strap
       for support

from Moby Thesaurus II by Grady Ward, 1.0

46 Moby Thesaurus words for "straphanger":
      adventurer, alpinist, astronaut, camper, climber, comers and goers,
      commuter, cosmopolite, cruiser, excursionist, explorer, fare,
      globe-girdler, globe-trotter, goer, hajji, jet set, jet-setter,
      journeyer, mariner, mountaineer, palmer, passenger, passerby,
      pathfinder, pilgrim, pioneer, rubberneck, rubbernecker, sailor,
      sightseer, tourer, tourist, trailblazer, trailbreaker, transient,
      traveler, trekker, tripper, viator, visiting fireman, voortrekker,
      voyager, voyageur, wayfarer, world-traveler