DuckCorp Dico

Found one definition

1.                 From English - German Ding/FreeDict dictionary ver. 1.9-fd1:
                   
   
   
                   
                     
   palm marks /pˈɑːm mˈɑːks/
   Handflächenabdrücke <pl>, Handabdrücke <pl>
      Synonyms: palm prints, palmprints
    see: palm mark, palm print, palmprint