a written authorization or order to pay a specified sum of money to a specified person.
Origin
1570-80
Examples from the web for bill of exchange
The loans are provided up to the amount of the bill of exchange or contracted amount, less any amount already received.
British Dictionary definitions for bill of exchange
bill of exchange
noun
1.
(now chiefly in foreign transactions) a document, usually negotiable, containing an instruction to a third party to pay a stated sum of money at a designated future date or on demand