billing /ˈbɪlɪŋ/noun 4forms 1phrases 1 noun4 •The tracking of bills and amounts owed; the department within an institution or business that deals with the tracking of bills and amounts owed. •The act or situation of including someone or something among those that make up a complete list.Actors that may have higher status in the industry won't always get top billing: if they only played a bitpart then it would go to the person whose character was the main focus of the movie. — 2014 •Amounts billed. •Accounts receivable. formsbillings Phrases with billing bulk billingThe process whereby a general practitioner or other medical service provider charges the government for medical expenses incurred by a patient.