fastback

noun

fast·​back ˈfas(t)-ˌbak How to pronounce fastback (audio)
Synonyms of fastbacknext
: an automobile with a roof having a long curving downward slope to the rear
also : the back of such an automobile

Examples of fastback in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Ford offers nine Mustang trims including fastback and convertible models. — Charles Singh, USA Today, 4 Mar. 2026 For just under $30,000 total, customers can get a basic SUV in a fastback or squareback style. — Kevinisha Walker, Los Angeles Times, 6 July 2026 The former is a sportier, swoopier two-row variant of the Volvo EX90 while the latter is a high-riding fastback crossover with a hatch with no rear window. — Joel Feder, The Drive, 25 June 2026 And there is no SUV on the planet that can compare with the beauty of the Mercedes wagen, not even 4-door coupé fastback SUVs. — Mark Ewing, Forbes.com, 18 Apr. 2026 See All Example Sentences for fastback

Word History

First Known Use

1939, in the meaning defined above

Time Traveler
The first known use of fastback was in 1939

Rhymes for fastback

See All Rhymes for fastback

Browse Nearby Words

FA station
fastback
fastball
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Cite this Entry

“Fastback.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fastback. Accessed 9 Jul. 2026.

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Kids Definition

fastback

noun
fast·​back ˈfas(t)-ˌbak How to pronounce fastback (audio)
1
: an automobile roof with a long curving downward slope to the rear
2
: an automobile having a fastback

More from Merriam-Webster on fastback

Thesaurus: All synonyms and antonyms for fastback

Britannica.com: Encyclopedia article about fastback

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