A bill of draft is a financial instrument that allows one party to request payment from another party at a later date. There are several synonyms for this term, including a draft or a banker's acceptance. Other synonyms include a trade acceptance, a bank draft, or a promissory note. Essentially, these all refer to a type of legal document that can be used to transfer funds from one party to another, with the recipient agreeing to pay the original issuer at a later date. No matter which term is used, the purpose of a bill of draft is to facilitate financial transactions and ensure that payments are made on time and in full.