DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   blank check
       n 1: freedom to do as you see fit; "many have doubts about
            giving him a free hand to attack" [syn: free hand, blank
    check]
       2: a check that has been signed but with the amount payable left
          blank [syn: blank check, blank cheque]