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Synonyms

reg

1 American  
[reg] / rɛg /

noun

  1. Informal. Usually regs regulations.

Reg 2 American  
[rej] / rɛdʒ /

noun

  1. a male given name, form of Reginald.

reg. 3 American  

abbreviation

  1. regent.

  2. regiment.

  3. region.

  4. register.

  5. registered.

  6. registrar.

  7. registry.

  8. regular.

  9. regularly.

  10. regulation.

  11. regulator.

Reg. 4 American  

abbreviation

  1. regiment.

  2. queen.

Reg. British  

abbreviation

  1. Regent

  2. Regina

"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 reg1

By shortening

Origin of Reg.4

From the Latin word rēgīna

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.

What normally triggers a reg flag is when there are more than one.

From BBC • Mar. 17, 2026

I’ll be feasting on the reg with my favorite queers at this Madison Street community priced buffet.

From Seattle Times • Jun. 27, 2021

Under the new reg, a less than unanimous decision exonerates the accused.

From Washington Times • Aug. 1, 2018

People who sell Scientology services have always gone by the more pleasant euphemism registrar, often shortened to reg.

From Salon • May 17, 2012

Revision of the lenses section of the Kodak reference handbook, reg.

From U.S. Copyright Renewals, 1975 July - December by Library of Congress. Copyright Office

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.