DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   wear off
       v 1: deteriorate through use or stress; "The constant friction
            wore out the cloth" [syn: wear, wear off, wear out,
            wear down, wear thin]
       2: diminish, as by friction; "Erosion wore away the surface"
          [syn: wear away, wear off]