billing

verb

To dig, chop, etc., with a bill.

1. To peck
2. To stroke bill against bill, with reference to doves; to caress in fondness

1. To advertise by a bill or public notice.
2. To charge; to send a bill to.

1. Amounts billed.
2. Accounts receivable.
3. The tracking of bills and amounts owed; the department within an institution or business that deals with the tracking of bills and amounts owed.
4. The act or situation of including someone or something to those that make up a complete list.