Like "Wi-Fi," the term "QR" is used often in day-to-day situations, but not everyone knows what it stands for. English speakers make frequent use of abbreviations to shorten communication or inject a ...

What is a QR code? A QR code (short for Quick Response code) is a two-dimensional barcode that can be read by your smartphone camera. QR codes provide quick access to product information, promotions ...

QR Codes are the same as bar codes on clothes, food and lots of other items we buy every day ... but with a twist. QR, or Quick Response, Codes direct smartphone users to a special offer or website ...