DuckCorp Dico

Found one definition

1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Blive \Blive\ (bl[imac]v), adv. [A contraction of Belive.]
      Quickly; forthwith. [Obs.] --Chaucer.
      [1913 Webster]