BILLION n.
According to the French and American method of numeration, a thousand millions, or 1,000,000,000; according to the English method, a million millions, or 1,000,000,000,000. See Numeration.
BANK BILL n. 2 definitions
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.