R.R.

abbreviation

railroad.
Right Reverend.

rural route.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use R.R. in a sentence

“RR—All of us tell everyone in our shops to shut up,” Weinberger recorded the president saying.
How the Reagan White House Bungled Its Response to Iran-Contra Revelations | Malcolm Byrne | November 3, 2014 | THE DAILY BEAST
And you definitely don't need RR to have those worries; there's quite a large volume of literature on that sort of thing.
Did Reinhart and Rogoff Flub a Major Statistic? | Megan McArdle | April 17, 2013 | THE DAILY BEAST
Pararthria, pa-rr′thri-, n. disordered articulation of speech.
Chambers's Twentieth Century Dictionary (part 3 of 4: N-R) | Various
The hollow shaft N has two snugs to which the chains RR are attached (fig. 175).
Encyclopaedia Britannica, 11th Edition, Volume 14, Slice 1 | Various
In the words of good old Proffy Fontaine: No wan can do mo-rr-rr!
Marjorie Dean College Freshman | Pauline Lester

The modified sides (rr) for convenience sake, have been called the radii; they invariably overlap the adjoining compartments.
A Monograph on the Sub-class Cirripedia (Volume 2 of 2) | Charles Darwin
This is divided by partitions of peculiar form into four vessels of equal capacity, and dips into a closed water reservoir, RR'.
Scientific American Supplement, No. 481, March 21, 1885 | Various

British Dictionary definitions for RR

abbreviation for

(in the US and Canada) railroad
Right Reverend

(in the US and Canada) rural route

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

Browse