(1) In these regulations, unless the context otherwise requires,—
dealer means a person trading in new agricultural vehicles, new boat trailers and associated new boats, new heavy motor vehicles, or new caravans
new,—
(a) in relation to an agricultural vehicle, boat trailer, heavy motor vehicle, or caravan, means a vehicle that is newly manufactured and has not previously been registered or licensed under the Act; and
(2) A term or expression that is defined in the Act and used, but not defined, in these regulations has the same meaning as in the Act.