DuckCorp Dico

Found one definition

1.                 From English - German Ding/FreeDict dictionary ver. 1.9-fd1:
                   
   
   
                   
                     
   garrison caps /ɡˈaɹɪsən kˈaps/
   Schiffchen <pl>
      Synonyms: caps, side caps
    see: cap, side cap, garrison cap