Word.ws English Dictionary

card clash

card clash noun: the situation where two or more contactless payment cards are simultaneously detected by a card reader, possibly resulting in the incorrect card, or more than one card, being charged.

Noun

card clash (uncountable)

  1. The situation where two or more contactless payment cards are simultaneously detected by a card reader, possibly resulting in the incorrect card, or more than one card, being charged.
    • From September passengers will be able to enter by tapping their credit card at the barriers – with the new Tannoy announcement "avoid card clash" joining the familiar "mind the gap" as the sound of the Underground. Card clash can be avoided with an even newer technology, contactless payments via...2014 August 13, Gwyn Topham, “Open data and driverless buses: how London transport heads to the future”, in The Guardian

Questions about card clash

What does card clash mean?
Card clash means the situation where two or more contactless payment cards are simultaneously detected by a card reader, possibly resulting in the incorrect card, or more than one card, being charged.
What part of speech is card clash?
Card clash is a noun.

Words near card clash in the dictionary

  1. card assembly
  2. card catalog
  3. card catalogs
  4. card catalogue
  5. card catalogues
  6. card clash
  7. card counter
  8. card counters
  9. card counting
  10. card file
  11. card files

Source and license

Adapted from Wiktionary: card clash (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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