Dictionary.com
Thesaurus.com
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

When Omega is introduced, she is so distinctive that the Bad Batch processes her differently from the "reg" clones that are ruled as "normal."

From Salon • Aug. 14, 2021

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

From Seattle Times • Jun. 27, 2021

“Just do the reg and try to get to the Supreme Court as fast as possible.”

From Washington Post • Aug. 17, 2019

Translation of Contrapunteo cubano del tabaco y el azucar, reg.

From U.S. Copyright Renewals, 1974 January - June 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.