The following words and phrases whenever used in this article shall be construed as defined in this section, unless otherwise defined:
(a) “Dwelling Unit” shall mean one or more rooms which has a kitchen and is designed for residential occupancy.
(b) “Single Family Dwelling” shall mean a building designed for residential occupancy, and containing one or two dwelling units.
(c) “Multiple Dwelling” shall mean any building, structure, unit or location designed for residential occupancy, exclusive of “Single Family Dwelling.”
(d) “Household Refuse” shall mean any combination of rubbish and garbage, as those terms are defined in Article 6 of this chapter, generated at a single family dwelling or a multiple dwelling.
(e) “Customer” shall mean any individual, firm, partnership, joint venture, association, fraternal organization, corporation, estate trust, business trust, receiver, trustee, executor, administrator, syndicate, the United States, any state, any county, city and county, municipality, district or other political subdivision of any state or of the United States, or any other group or combination acting as a unit.