DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   tarnish
       n 1: discoloration of metal surface caused by oxidation
       v 1: make dirty or spotty, as by exposure to air; also used
            metaphorically; "The silver was tarnished by the long
            exposure to the air"; "Her reputation was sullied after the
            affair with a married man" [syn: tarnish, stain,
            maculate, sully, defile]