Tennessee Code Title 55. Motor and Other Vehicles § 55-1-105

(a) “Manufactured home” means any structure, transportable in one (1) or more sections, which, in the traveling mode, is eight (8) or more body-feet in width or forty (40) or more body-feet in length, or when erected on site, is three hundred twenty (320) or more square feet, and which is built on a permanent chassis and designed to be used as a dwelling with or without a permanent foundation when connected to the required utilities, and includes the plumbing, heating, air-conditioning and electrical systems contained therein. The term includes any structure that meets all of the requirements of this subsection (a) except the size requirements and with respect to which the manufacturer voluntarily files a certification required by the United States secretary of housing and urban development and complies with the standards established by title 42 of the United States Code. As defined in this subsection (a), “manufactured home” also has the same meaning as “mobile home,” as defined in title 68, chapter 126, and “manufactured home,” as defined in § 47-9-102.

(b) “Mobile home or house trailer” means any vehicle or conveyance, not self-propelled, designed for travel upon the public highways, and designed for use as a residence, office, apartment, storehouse, warehouse, or any other similar purpose. “Mobile home or house trailer” includes any “manufactured home” as defined in subsection (a).

(c) “Pole trailer” means every vehicle without motive power designed to be drawn by another vehicle and attached to the towing vehicle by means of a reach, or pole, or by being boomed or otherwise secured to the towing vehicle, and ordinarily used for transporting long or irregularly shaped loads such as poles, pipes, or structural members capable, generally, of sustaining themselves as beams between the supporting connections.

(d) “Semitrailer” means every vehicle without motive power and not a motor vehicle as defined in this section, other than a pole trailer, designed for carrying persons or property and for being drawn by a motor vehicle and so constructed that some part of its weight and that of its load rests upon or is carried by another vehicle.

(e) “Trailer” means every vehicle with or without motive power, other than a pole trailer, designed for carrying persons or property and for being drawn by a motor vehicle and so constructed that no part of its weight rests upon the towing vehicle.