nonworker

from WordNet (r) 3.0 (2006)

nonworker
    n 1: a person who does nothing [ant: {worker}]

from The Collaborative International Dictionary of English v.0.48

nonworker \nonworker\ n.
   A person who does not work as s/he should.
   [WordNet 1.5]

from Moby Thesaurus II by Grady Ward, 1.0

19 Moby Thesaurus words for "nonworker":
      beggar, bummer, cadger, coupon clippers, drone, freeloader,
      idle rich, leisure class, lounge lizard, lumpen proletariat,
      mendicant, moocher, panhandler, parasite, rentiers, spiv, sponger,
      the unemployable, the unemployed