
1) Automotive styling feature
Found on
https://www.crosswordclues.com/clue/notchback

Notchback is a styling term describing a car body style, a variation of three-box styling where the third distinct volume or `box` is less pronounced — especially where the rear deck (third box) is short or where the rear window is upright. Generally, the notchback refers to the distinct angle of the rear window in relation to the vehicle`s m......
Found on
http://en.wikipedia.org/wiki/Notchback

a style of back for an automobile in which there is a sharp vertical drop-off from the roof line to the trunk. · an automobile having such a back. Cf.
Found on
https://www.infoplease.com/dictionary/notchback
No exact match found.