I enclose a blank cheque, signed, which please fill at your discretion.
I enclose in this letter a blank cheque to which I have affixed my signature.
A tailor's agent had somehow made his way into that sanctuary, and voices were demanding "Who can lend me a blank cheque?"
Do things comfortably, and I will give you a blank cheque for the books.
She had come to Clonmore with a blank cheque signed by her father, and full authority to pay every penny the doctor owed.
I will sign you a blank cheque, which your uncle can fill up with the amount he has stolen.
If she needs money, the kindest man in the world has offered me a blank cheque to fill in for her—and his name is Ovid Vere.
Charley drew a blank cheque, signed by Sir Philip, from his pocket-book.
I enclose a blank cheque, which I have managed to procure from your bankers.
Lady Knightrider almost offered one a blank cheque to stop publication.