DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   wart
       n 1: any small rounded protuberance (as on certain plants or
            animals)
       2: an imperfection in someone or something that is suggestive of
          a wart (especially in smallness or unattractiveness)
       3: (pathology) a firm abnormal elevated blemish on the skin;
          caused by a virus [syn: wart, verruca]