DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   bobtail
       adj 1: having a short or shortened tail; "bobtail mare" [syn:
              bobtail, bobtailed]
       n 1: a short or shortened tail of certain animals [syn:
            bobtail, bob, dock]
       2: large sheepdog with a profuse shaggy bluish-grey-and-white
          coat and short tail; believed to trace back to the Roman
          occupation of Britain [syn: Old English sheepdog,
          bobtail]