[duh ri-gur; French duh ree-gœr]
- strictly required, as by etiquette, usage, or fashion.
Origin of de rigueur
Borrowed into English from French around 1825–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- required by etiquette or fashion
literally: of strictness
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
Word Origin and History for de rigueur
1849, French, literally "of strictness," thus "according to obligation of convention." See rigor.
Online Etymology Dictionary, © 2010 Douglas Harper
A French term meaning necessary according to convention: “Formal dress is de rigueur at weddings.”
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.