Dictionary.com

rms

or r.m.s.

(often initial capital letter) root mean square.

QUIZZES

CAN YOU GUESS THESE WORDS FROM AROUND THE US?

American English is not always as it appears to be ... get to know regional words in this quiz!
Question 1 of 10
A bet is synonymous with a wager, but what does it mean in New York?
Often it means something is impossible.
It’s another way to agree with someone.
It serves as an apology.
TAKE THE QUIZ TO FIND OUT

Words nearby rms

R.M.C., rmdr, RME, R-methodology, RMM, rms, RMSF, RMT, Rn, RNA, RNA interference

Definition for rms (2 of 2)

R.M.S.

Railway Mail Service.
British. Royal Mail Service.
British. Royal Mail Steamship.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for rms

British Dictionary definitions for rms (1 of 2)

rms

abbreviation for

root mean square

British Dictionary definitions for rms (2 of 2)

RMS

abbreviation for

Royal Mail Service
Royal Mail Steamer
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