deviant

from WordNet (r) 3.0 (2006)
deviant
    adj 1: markedly different from an accepted norm; "aberrant
           behavior"; "deviant ideas" [syn: {aberrant}, {deviant},
           {deviate}]
    n 1: a person whose behavior deviates from what is acceptable
         especially in sexual behavior [syn: {pervert}, {deviant},
         {deviate}, {degenerate}]
    
from The Collaborative International Dictionary of English v.0.48
Deviant \De"vi*ant\, a.
   1. Deviating. [Obs.]
      [1913 Webster]

   2. having behavior or characteristics differing from that
      which is normal or expected, especially in an undesirable
      or socially disapproved manner; as, deviant behavior.

   Syn: deviate. [PJC]
    
from Moby Thesaurus II by Grady Ward, 1.0
24 Moby Thesaurus words for "deviant":
      aberrant, abnormal, bent, bizarre, curious, deviate, deviating,
      different, divergent, eccentric, freaky, homosexual, idiosyncratic,
      kinky, odd, offbeat, peculiar, queer, quirky, singular, strange,
      uncommon, unusual, weird

    

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