Tennessee Code Title 68. Health, Safety and Environmental Protection § 68-106-101

(1) “Child” means any person under eighteen (18) years of age;

(2) “Highway” means the entire width between the boundary lines of every way when any part thereto is open to the use of the public for the purpose of vehicular travel;

(3) “Intersection” means the area embraced within the prolongation or connection of the lateral curb lines, or, if none, then the lateral boundary lines of the roadways of two (2) highways that join one another at, or approximately at, right angles, or the areas within which vehicles traveling upon different highways joining at any other angle may come in conflict;

(4) “Roadway” means that portion of a highway improved, designed or ordinarily used for vehicular travel, exclusive of the berm or shoulder. In the event a highway includes two (2) or more separate roadways, “roadway” refers to any such roadway separately but not to all such roadways collectively; and

(5) “Sidewalk” means the portion of a street between the curb lines, or the lateral lines of a roadway, and the adjacent property lines, intended for use by pedestrians.