A promissory note is a written order that a person or enterprise with a cheque account gives to their bank

A promissory note is an unconditional promise in writing from one person to another, signed by the promise maker

A promissory note is a document that a person or the enterprise addresses to a debtor, ordering that debtor to pay an outstanding debt before a specific date

 A promissory note is an unconditional order in writing from one person to another that requires the person to whom the bill is addressed to pay