DuckCorp Dico

Found one definition

1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Cobby \Cob"by\, a. [From Cob, n.]
      1. Headstrong; obstinate. [Obs.] --Brockett.
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      2. Stout; hearty; lively. [Obs.]
         [1913 Webster]