Definition of QR code™ noun from the Oxford Advanced Learner's Dictionary

 

QR code™

 noun
noun
BrE BrE//ˌkjuː ˈɑː kəʊd//
 
; NAmE NAmE//ˌkjuː ˈɑːr koʊd//
 
 
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a pattern of black and white squares that contains information, often a web address, that can be read by the camera on a smartphone