For the purpose of this title the following definitions shall apply unless the context clearly indicates or requires a different meaning.
"AUTHORIZED EMERGENCY VEHICLES." Vehicles of the Fire Department or Police Department, vehicles of the Commonwealth Attorney's office when on official business, and ambulances on an authorized emergency run.
"BOULEVARD." Any legally designated street at which cross traffic is required to stop before entering or crossing such boulevard.
"BUSINESS DISTRICT." Any portion of any street between two consecutive intersections in which 50% or more of the frontage on either side of the street is used for business purposes.
"CROSSWALK." That portion of the roadway included within the extension of the sidewalk across any intersection, and such other portions of the roadway between two intersections, as may be legally designated as crossing places and marked by stanchions, paint lines, or otherwise.
"CURB." The boundary of that portion of the street used for vehicles whether marked by curbstones or not.
"INTERSECTION." That part of the public way embraced within the extensions of the street lines of two or more streets which join at an angle whether or not one such street crosses the other.
"OFFICIAL TRAFFIC-CONTROL DEVICES." All signs, signals, warnings, directions, markings, and devices placed or erected or maintained by authority of the Chief of Police.
"ONE-WAY STREET." A street on which vehicles are permitted to move in one direction only.
"OPERATOR." Every person who is in actual physical control of the guidance, starting, and stopping of a vehicle.
"PARK." When applied to vehicles, to leave a vehicle standing, whether occupied or not, for a period of time longer than is necessary to receive or discharge passengers or property.
"PEDESTRIAN." Any person afoot.
"PLAY STREET." Any street or portion thereof so designated by the Chief of Police and reserved as a play area for children, from which all traffic is barred, except vehicles to and from abutting properties.
"POLICE DEPARTMENT." The Police Department or other persons or agency authorized to perform the duties of § 70.03 or any other acts necessary to implement and enforce this traffic code.
"PUBLIC WAY." The entire width between property lines of every way, dedicated passway, or street set aside for public travel, except bridle paths and foot paths.
"REVERSE TURN." To turn a vehicle on any street in such a manner as to proceed in the opposite direction.
"RIGHT-OF-WAY." The privilege of the immediate and preferential use of the street.
"ROADWAY." That portion of any street, improved, designated, or ordinarily used for vehicular travel.
"SIDEWALK." That portion of the street between the curb and the property line intended for the use of pedestrians.
"STOPPING." As applied to vehicles, to stop a vehicle longer than is actually necessary to receive or discharge passengers.
"STREET." Every public way, including alleys.
"TRAFFIC." Pedestrians, ridden or herded animals, vehicles, buses, and other conveyances, individually or collectively, while using any street for the purpose of travel.
"VEHICLE." Every device in, on, or by which any person or property is or may be transported or drawn on any street except devices moved by human power or used exclusively on stationary rails or tracks