notchback(redirected from notchbacks)
An automobile having a roof that drops off sharply to the top of the rear compartment.
(Automotive Engineering) US a design of car in which the rearmost section (usually the luggage compartment) is distinct from the passenger compartment and the back of the passenger compartment makes an angle with the top of the baggage compartment
1. an automobile back that has a sharp drop-off from the roof to a projecting trunk.
2. an automobile having such a back.