When used in this chapter, the following words shall have the meanings specified in this section, unless a different meaning clearly appears from the context:
A. “Commercial vehicle” has the same meaning as those words are used in the Vehicle Code of the state.
B. “Operator” means and includes every individual who operates a vehicle as the owner thereof, or as the agent, employee or permittee of the owner, or is in actual physical control of a vehicle.
C. “Park” or “parking” means the standing of a vehicle, whether occupied or not, upon a street otherwise than temporarily for the purpose of and while actually engaged in loading or unloading passengers and/or merchandise.
D. “Parking meter” means and includes any mechanical device or meter not inconsistent with this chapter placed or erected for the regulation of parking by authority of this chapter.
E. “Parking meter space” means and includes any space within a parking meter zone, adjacent to a parking meter and which is duly designated for the parking of a single vehicle by lines painted or otherwise durably marked on the curb, or on the surface of the street or pavement, as the case may be, adjacent to or adjoining the parking meters.
F. “Parking meter zone” means and includes any street or portion thereof upon which parking meters are installed and in operation.
G. “Vehicle” means any device in, upon or by which any person or property is or may be transported upon a highway, except a device which is operated upon rails or tracks.