QR code

American  

[kyoo-ahr kohd] / ˈkyuˈɑr 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

The appearance is free, though Pulido’s campaign asks the families to share a QR code attendees can scan to input their contact information so they invite them to other events.

From The Wall Street Journal • Apr. 5, 2026

However, when viewed with an electron microscope, the QR code can be clearly and reliably read.

From Science Daily • Mar. 29, 2026

The wall will include an interactive feature: When visitors scan a QR code, they will see each player come to life and throw a strike, with animation provided by the AR Firm.

From Los Angeles Times • Mar. 23, 2026

"The younger generation expect it. You scan a QR code and get instant data transmitted to your phone, or pop your headphones into your ear and get the data spoken to you."

From BBC • Mar. 21, 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