DuckCorp Dico

Found one definition

1.                 From English - German Ding/FreeDict dictionary ver. 1.9-fd1:
                   
   
   
                   
                     
   garrison cap /ɡˈaɹɪsən kˈap/
    [Am.] Schiffchen <neut> [mil.]
      Synonyms: cap, side cap
    see: caps, side caps, garrison caps