Section 168.274 - DEFINITIONS(a) The following definitions shall apply for the words or terms used in sections 168.274 to 168.276 unless other meaning is clearly apparent from the language or context.(b) "Motor vehicle" means and includes all vehicles propelled otherwise than by muscular power, excepting such vehicles as run only upon rails or tracks.(c) "New motor vehicle" means only newly manufactured motor vehicles and includes but is not limited to motorcycles, trailers, trucks, passenger cars and tractors.(d) "Person" includes natural persons, firms, partnerships, corporations, associations or other artificial bodies, trustees, receiver and officers, employees, agents, and others acting for or on behalf of any person.(e) "Used motor vehicle" means every motor vehicle, title to, or possession of, which has been transferred from the person who first acquired it from the manufacturer or dealer and has been so used as to become or is commonly known as secondhand within the ordinary meaning thereof, and includes every motor vehicle other than a new motor vehicle, including but not limited to motorcycles, trailers, tractors, trucks and passenger cars.