fastback
LowTechnical/Specialized
Definition
Meaning
A car body style with a roof that slopes continuously down to the rear of the vehicle, without a distinct rear deck or trunk.
Any object, animal (especially certain dogs), or structure with a streamlined, unbroken sloping profile from top to rear.
Linguistics
Semantic Notes
Primarily an automotive design term. While it describes a specific silhouette, it is not an official engineering classification. Often used informally or by enthusiasts.
Dialectal Variation
British vs American Usage
Differences
No significant difference in core meaning. Slightly more common in American English due to historical prominence of US muscle cars with this design.
Connotations
Connotes sportiness, classic American muscle cars (e.g., Ford Mustang Fastback), and aerodynamic design in both dialects.
Frequency
Low frequency in both, but slightly higher in US automotive journalism and enthusiast circles.
Vocabulary
Collocations
Grammar
Valency Patterns
The [CAR MODEL] is a fastback.They admired the car's fastback.The design evolved into a fastback.Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “[No common idioms for this specific noun]”
Usage
Context Usage
Business
Used in automotive industry marketing and design discussions.
Academic
Rare, potentially in design history or transportation studies.
Everyday
Very rare outside of conversations about car design or classic cars.
Technical
Standard term in automotive design and journalism.
Examples
By Part of Speech
verb
British English
- [No standard verb use]
American English
- [No standard verb use]
adverb
British English
- [No standard adverb use]
American English
- [No standard adverb use]
adjective
British English
- The fastback Mustang is a highly sought-after classic.
- They preferred the fastback version for its looks.
American English
- He's looking for a fastback Camaro from the late '60s.
- The fastback styling gave it a competitive edge.
Examples
By CEFR Level
- This red car is a fastback.
- The old Ford Mustang is a famous fastback car.
- Automotive designers often debate the aesthetic merits of the fastback versus the notchback silhouette.
- The prototype's radical fastback profile was not merely stylistic but integral to its groundbreaking drag coefficient.
Learning
Memory Aids
Mnemonic
Think of a car going so FAST that the wind pushes its BACK down into a single, smooth slope.
Conceptual Metaphor
SPEED IS A SHAPE (The shape of the car visually metaphorizes speed and aerodynamics).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid direct calque 'быстрая спина'. The correct equivalent is 'фастбэк' (loanword) or 'купе с покатой крышей'.
Common Mistakes
- Using 'fastback' to describe any sporty car.
- Confusing 'fastback' with 'hatchback' (a fastback may or may not have a hatch).
Practice
Quiz
Which of the following is the best definition of a 'fastback'?
FAQ
Frequently Asked Questions
No. A fastback refers to the sloping roof *shape*. A hatchback refers to a rear door that opens upwards. A car can be both (a fastback hatchback) or a fastback with a regular boot lid.
The common opposite in car design terminology is a 'notchback', which has three distinct boxes or volumes: bonnet, passenger cabin, and boot/trunk.
Many modern coupes and saloons/sedans incorporate fastback-like styling for aerodynamics, but the term is most strongly associated with classic cars from the 1960s and 1970s.
No, 'fastback' is exclusively a noun or a compound adjective (e.g., 'fastback design'). It has no standard verb form.