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• QR code
  QR code

  the brand name for a matrix barcode that is read by photographing it with the camera of a smartphone or other mobile device that is equipped with a 2D barcode reader.
• QR Code
  QR Code

  noun

  a type of bar code that can be read both horizontally and vertically, allowing large amounts of information to be encoded in it

QR code

American  

[kyoo-ahr kohd] / ˈkjuˈɑr ˌkoʊd /

Trademark.

1. the brand name for a matrix barcode that is read by photographing it with the camera of a smartphone or other mobile device that is equipped with a 2D barcode reader.

   Scan the QR code in our print ads to link to special offers on our website.

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QR Code British  

noun

1. a type of bar code that can be read both horizontally and vertically, allowing large amounts of information to be encoded in it

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Etymology

Origin of QR code

First recorded in 1990–95; abbreviation of quick-response code

Example Sentences

Don’t miss: ‘It feels like a medical miracle’: How did a single QR code coupon cut my $618 Walgreens prescription to $15?

From MarketWatch • Jun. 24, 2026

At the end of the spot, a QR code appears on screen that directs viewers to the FCC site where they can leave public comments.

From The Wall Street Journal • Jun. 22, 2026

Metal placards installed near each piece feature a scannable QR code that reveals more about the artist.

From Los Angeles Times • May 8, 2026

Saturday's limited sale followed days of teasing the release online on a newly-created Cockroaches Instagram page and website and, in London at least, through posters featuring a QR code linking back to the website.

From Barron's • Apr. 13, 2026

I took the bookmark, which had a pretty logo, a Scrollr link, and a QR code.

From "Bye Forever, I Guess" by Jodi Meadows