A car with a roofline that slopes continuously down at the back.
- ‘Both originated from the mid sixties, one being a cool white notchback, the other a red hot fastback.’
- ‘It bothered me a little that I didn't have a pickup, and I couldn't see doing much off road driving with my Mustang fastback.’
- ‘Of course, as the Mustang is a fastback, the headroom in the rear isn't nearly what it is in the front: architecture has consequences.’
- ‘The body was low-slung, sweeping up to a neat fastback, the windows tinted dark.’
- ‘Most folks I've talked to would love to see a fastback, but you can make mine a convertible.’