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QR

1 American  

  1. Chess. queen's rook.

qr. 2 American  

abbreviation

plural

qrs

  1. farthing.

qr. 3 American  

abbreviation

plural

qrs

  1. quarter.

  2. quire.

qr. 1 British  

abbreviation

  1. quarter

  2. quarterly

  3. quire

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
QR 2 British  

abbreviation

  1. Queen's Regulations

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
QR 3 British  

symbol

  1. queen's rook

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of qr.

< Latin quadrāns, plural quadrantēs

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The record-setting QR code and its verification process, including electron microscope readout, were conducted jointly by TU Wien and Cerabyte in front of witnesses.

From Science Daily • Mar. 29, 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

Both versions are easy to use, featuring a one-click connect button for instant protection and a QR code login option for mobile devices.

From Salon • Mar. 21, 2026

You scan a QR code to order and everything is delivered to the bar or your seat.

From The Wall Street Journal • Mar. 4, 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

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.