DuckCorp Dico

Found one definition

1.                 From English - German Ding/FreeDict dictionary ver. 1.9-fd1:
                   
   
   
                   
                     
   dowsers /dˈaʊzəz/
   Wünschelrutengänger <pl>, Wünschelrutengängerinnen <pl>
      Synonyms: water witches, waterfinders, water diviners
    see: dowser, water witch, waterfinder, water diviner, dowse