DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   cleaner
       n 1: a preparation used in cleaning something [syn: cleansing
    agent, cleanser, cleaner]
       2: the operator of dry-cleaning establishment [syn: cleaner,
          dry cleaner]
       3: someone whose occupation is cleaning