bank bill

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. See bank note.

Century Dictionary and Cyclopedia

1. n. A note or bill drawn by one bank on another, and payable either on demand or at some future specified date.
2. n. In the United States and some parts of England, a bank-note (which see).

GNU Webster's 1913

1. In America (and formerly in England), a promissory note of a bank payable to the bearer on demand, and used as currency; a bank note.
2. In England, a note, or a bill of exchange, of a bank, payable to order, and usually at some future specified time. Such bills are negotiable, but form, in the strict sense of the term, no part of the currency.

WordNet 3.0

1. n. a piece of paper money (especially one issued by a central bank)