rr

Dictionary.com Unabridged

R and R

noun
1.
rest and recreation.
2.
rest and recuperation.
Also, R&R.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
R and R
 
abbreviation for
rest and recreation

RR
 
abbreviation for
1.  (in the US and Canada) railroad
2.  Right Reverend
3.  (in the US and Canada) rural route

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage
Abbreviations & Acronyms
RR
  1. railroad

  2. [hospital] recovery room

  3. respiration rate

  4. rural route

R.R.
right reverend
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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