(finance) A government obligation, sold at a discount, maturing in one year or less, and pays no interest prior to maturity.

(US, finance) A Treasury bill.

A double feature. / The consecutive presentation of two episodes of a television series.

(business) To charge twice for a good or service.

(banking) A document demanding payment from another party, especially used in international trade.

(business) A collection of items purchased or offered for sale. / (idiomatic) A set of misleading or deceptive claims; misinformation.

Indicates the speaker wishes to pay the bill (e.g. in a restaurant).

(Australia) To invoice the government or insurer, and not the patient, for medical expenses incurred at a general practitioner or other medical service provider.

(law) A written statement or specification of the particulars of the demand for which an action at law is brought, or of a defendant's set-off against such demand, furnished by one of the parties to the other, either voluntarily or in compliance with a judge's order for that purpose.

(obsolete) A bill-hook used by woodsmen.