Word.ws English Dictionary

run-flat

run-flat adjective: of a pneumatic tire, designed to resist the effects of deflation when punctured, and to allow the vehicle to continue to be driven (although usually at a reduced speed).

Adjective

run-flat (not comparable)

  1. Of a pneumatic tire, designed to resist the effects of deflation when punctured, and to allow the vehicle to continue to be driven (although usually at a reduced speed).

Noun

run-flat (plural run-flats)

  1. A pneumatic tire designed to resist the effects of deflation when punctured, and to allow the vehicle to continue to be driven (although usually at a reduced speed).

Forms of run-flat

pluralrun-flats

Questions about run-flat

What does run-flat mean?
Run-flat means of a pneumatic tire, designed to resist the effects of deflation when punctured, and to allow the vehicle to continue to be driven (although usually at a reduced speed).
What part of speech is run-flat?
Run-flat can be an adjective or a noun.

Words near run-flat in the dictionary

  1. run-awayer
  2. run-awayers
  3. run-aways
  4. run-down
  5. run-downs
  6. run-flat
  7. run-flats
  8. run-in
  9. run-ins
  10. run-length encoding
  11. run-length encodings

Source and license

Adapted from Wiktionary: run-flat (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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