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English definition of “QR code”

QR code

noun [C] uk   /kjuːˈɑː.kəʊd/ us    /-ˈɑːr.koʊd/
a pattern of black-and-white squares that is printed on something and that can be read by some types of mobile phone to give information to the user of the phone
(Definition of QR code from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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