(O) "Mobile home" means a building unit or assembly of closed construction that is fabricated in an off-site facility, is more than thirty-five body feet in length or, when erected on site, is three hundred twenty or more square feet, is built on a permanent chassis, is transportable in one or more sections, and does not qualify as a manufactured home as defined in division (C)(4) of section 3781.06 of the Revised Code or as an industrialized unit as defined in division (C)(3) of section 3781.06 of the Revised Code.
(P) "Semitrailer" means any vehicle of the trailer type that does not have motive power and is so designed or used with another and separate motor vehicle that in operation a part of its own weight or that of its load, or both, rests upon and is carried by the other vehicle furnishing the motive power for propelling itself and the vehicle referred to in this division, and includes, for the purpose only of registration and taxation under those chapters, any vehicle of the dolly type, such as a trailer dolly, that is designed or used for the conversion of a semitrailer into a trailer.
(e) "Park trailer" means a vehicle that is commonly known as a park model recreational vehicle, meets the American national standard institute standard A 119.5(1988) for park trailers, is built on a single chassis, has a gross trailer area of four hundred square feet or less when set up, is designed for seasonal or temporary living quarters, and may be connected to utilities necessary for the operation of installed features and appliances.
(J) "Commercial car" or "truck" means any motor vehicle that has motor power and is designed and used for carrying merchandise or freight, or that is used as a commercial tractor.
(K) "Bicycle" means every device, other than a device that is designed solely for use as a play vehicle by a child, that is propelled solely by human power upon which a person may ride, and that has two or more wheels, any of which is more than fourteen inches in diameter.
(Q) "Recreational vehicle" means a vehicular portable structure that meets all of the following conditions:(1) It is designed for the sole purpose of recreational travel.
(2) It is not used for the purpose of engaging in business for profit. (5) It is not regulated by the public utilities commission pursuant to Chapter 4905., 4921., or 4923. (6) It is classed as one of the following:(a) "Travel trailer" or "house vehicle" means a nonself-propelled recreational vehicle that does not exceed an overall length of forty feet, exclusive of bumper and tongue or coupling.