DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   unbowed
       adj 1: erect in posture; "sit straight"; "stood defiantly with
              unbowed back" [syn: straight, unbent, unbowed]
       2: not forced to bow down to a conqueror