QR code(redirected from QR code stickers)
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A square grid of smaller black and white squares containing encoded data that is designed to be optically scanned, as to provide information about a product or service.
[q(uick) r(esponse) code.]
(Electronics) trademark a type of bar code that can be read both horizontally and vertically, allowing large amounts of information to be encoded in it
[C20: Q(uick) R(esponse)]