bystander

from WordNet (r) 3.0 (2006)
bystander
    n 1: a nonparticipant spectator
    
from The Collaborative International Dictionary of English v.0.48
Bystander \By"stand`er\, n. [By + stander, equiv. to stander-by;
   cf. AS. big-standan to stand by or near.]
   One who stands near; a spectator; one who has no concern with
   the business transacting.
   [1913 Webster]

         He addressed the bystanders and scattered pamphlets
         among them.                              --Palfrey.
   [1913 Webster]

   Syn: Looker on; spectator; beholder; observer.
        [1913 Webster]
    
from Moby Thesaurus II by Grady Ward, 1.0
49 Moby Thesaurus words for "bystander":
      TV-viewer, abutter, adjoiner, attestant, attestator, attester,
      beholder, bird-watcher, borderer, cojuror, compurgator, deponent,
      drugstore cowboy, earwitness, eyewitness, gaper, gazer, gazer-on,
      girl-watcher, goggler, immediate neighbor, informant, informer,
      kibitzer, looker, looker-on, neighbor, neighborer, observer, ogler,
      onlooker, passerby, perceiver, percipient, seer,
      sidewalk superintendent, spectator, spectatress, spectatrix,
      swearer, tangent, televiewer, television-viewer, testifier,
      video-gazer, viewer, voucher, watcher, witness

    

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