DuckCorp Dico

Found one definition

1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Douc \Douc\, n. (Zool.)
      A monkey (Semnopithecus nem[ae]us), remarkable for its
      varied and brilliant colors. It is a native of Cochin China.
      [1913 Webster]