(1) The term "municipality" shall mean any incorporated city or town in this State.

(2) The term "Revenue Bond Act" shall mean §§ 6-21-10 through 6-21-570, as the same are now constituted, or as the same shall hereafter be amended.

(3) The term "Refunding Revenue Bond Act" shall mean §§ 6-17-10 through 6-17-320, as the same are now constituted, or as the same shall hereafter be amended.

(4) The term "off-street parking facilities" shall mean motor vehicular parking facilities of all sorts, including parking lots, buildings or ramps.

(5) The term "on-street parking facilities" shall mean any system of parking meters, curb line or other, regulating the parking of motor vehicles on any street within the corporate limits of any municipality, requiring the payment of a charge for the right to make use of any portion of any street set apart for motor vehicular parking.