(a) Person: Any individual, firm, co-partnership, joint venture, association, corporation estate, trust, or any other group or combination acting as a unit, and the plural as well as the singular number unless the intention to give a more limited meaning is disclosed by the context.

(b) District: The Gulf Regional District, as an agency and instrumentality of the State of Mississippi.

(c) Public agency: Any county, municipal corporation, school district, utility district, port authority, port development commission, port commission, housing commission or authority, agency of any county, municipal corporation, or of the state, or any combination thereof.

(d) City: An existing municipal corporation of the State of Mississippi; or one hereinafter incorporated.

(e) Region: The geographical area of such of the counties bordering on the Gulf of Mexico or contiguous to any county bordering on the Gulf of Mexico as shall have elected to come within the provisions of this chapter and join the district under the provisions hereof.

(f) Regional: The entire area within the region or such contiguous area thereof as may be designated by the governing body of the district.

(g) Project: Any undertaking, purpose, service, or program, governmental or corporate, authorized to be performed by any public agency, under the laws of the State of Mississippi, including but not limited to the acquisition, leasing or purchasing of property, real, personal or mixed, and the construction, reconstruction, rehabilitation or improvement thereof.