DuckCorp Dico

Found one definition

1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Harns \Harns\ (h[aum]rnz), n. pl. [Akin to Icel. hjarni, Dan.
      hierne.]
      The brains. [Scot.]
      [1913 Webster]