As used in this chapter, the following terms shall have the meanings indicated:
The owners of the trailer coach park, if under sole proprietorship, or the operator of a leased park or the manager of a trailer court or trailer park or corporation shall be the person or officer responsible to make application to the City Clerk of the City of Mendota, Illinois, for all fees and charges hereinafter set out.
Includes the words "house-trailer," "house-car," "automobile trailer," "trailer coach" and "camp car," and means any structure for, or used for, living or sleeping purposes mounted upon wheels and capable of being transported from place to place by its own power or some vehicle attached to it, but not including any vehicle operated over fixed rails.
A plot of ground where two or more trailers used as living or sleeping quarters may be located, regardless of whether or not a charge is made for such accommodation.
A plot of ground within a trailer park designed for the accommodation of one trailer.