DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   purging
       adj 1: serving to purge or rid of sin; "purgatorial rites" [syn:
              purgatorial, purging, purifying]
       n 1: an act of removing by cleansing; ridding of sediment or
            other undesired elements [syn: purge, purging]
       2: the act of clearing yourself (or another) from some stigma or
          charge [syn: purge, purging, purgation]