As used in this act:
(a) "Authority" means the riverfront authority created by this act.
(b) "Board" means the riverfront board created by this act.
(c) "City" means the city of Fort Scott.
(d) "Commission" means the county commission of Bourbon county.
(e) "Council" means the city council of Fort Scott.
(f) "County" means Bourbon county.
(g) "Manager" means the city manager of Fort Scott.
(h) "Mayor" means the mayor of Fort Scott.
(i) "Metropolitan area" includes the area within the corporate limits of the city of Fort Scott and within five miles of the corporate limits along the Marmaton river.
(j) "Riverfront" means all real estate, equipment, rights and property useful for the purpose of recreation, along the banks of the Marmaton river that runs through the city of Fort Scott and Bourbon county.