antisocial

from WordNet (r) 3.0 (2006)

antisocial
    adj 1: shunning contact with others; "standoffish and
           antisocial"; "he's not antisocial; just shy"
    2: hostile to or disruptive of normal standards of social
       behavior; "criminal behavior or conduct that violates the
       rights of other individuals is antisocial"; "crimes...and
       other asocial behavior"; "an antisocial deed" [syn:
       {antisocial}, {asocial}]

from The Collaborative International Dictionary of English v.0.48

Antisocial \An`ti*so"cial\, a.
   Tending to interrupt or destroy social intercourse; averse to
   society, or hostile to its existence; as, antisocial
   principles.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

19 Moby Thesaurus words for "antisocial":
      Timonistic, ascetic, austere, cold, cynical, eremitic, introverted,
      man-hating, misanthropic, misogynous, reclusive, remote, reserved,
      sexist, solitary, standoffish, unsociable, withdrawn,
      woman-hating

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