As used in this chapter, unless the context otherwise requires:
(1) “Bond order,” as applied to a city, means the ordinance authorizing the issuance of bonds of the city, and, as applied to a county, means the order of resolution authorizing the issuance of bonds of the county;
(2) “Clerk” means the officer acting as clerk of the governing body;
(3) “Funding bonds” means bonds issued to pay or to extend the time of payment of debt not evidenced by bonds;
(4) “Governing body,” as applied to a county, means the county legislative body, and, as applied to a city, means the city council, board of commissioners, board of mayor and aldermen or the board or body in which the general legislative powers of the city are vested;
(5) “Refunding bonds” means bonds issued to pay or to extend the time of payment of debts evidenced by bonds; and
(6) “Unit” includes each county and city in the state, which shall issue bonds under this chapter.