- Reg is a slang term or shortened reference for a regulation or registration.
An example of a reg is how someone would refer to a city sound ordinance; a city government reg.
reg definition by Webster's New World
- Slang regulation: government regs
- Geol. a large desert area covered with coarse gravel and small stones
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
reg definition by American Heritage Dictionary