As used in this article, the following terms shall have the meanings indicated:
Natural or prepared food, beverages and all other items intended for human consumption.
Any person having any interest, legal or equitable, either alone or in combination with others, in any premises.
Any person responsible for the maintenance and upkeep of any premises, whether as tenant, lessee or occupant, or as agent of any of them or as agent of an owner or otherwise.
Any building, structure, lot of land or part thereof.