from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Required by the current fashion or custom; socially obligatory.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Necessary according to etiquette, protocol or fashion.

from the GNU version of the Collaborative International Dictionary of English

  • According to strictness (of etiquette, rule, or the like); obligatory; strictly required.

from The Century Dictionary and Cyclopedia

  • n. Strictly required, as by etiquette, usage, rule, etc.; essential; imperative: as, full dress is de rigueur.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. required by etiquette or usage or fashion


French : de, of + rigueur, rigor, strictness.
(American Heritage® Dictionary of the English Language, Fourth Edition)
French de rigueur ("required"), from de ("of") + rigueur ("rigour/rigor"). (Wiktionary)


  • Many years ago I saw Harun al-Rashid and the Three Kalandars, with deer-skins and all their properties de rigueur in the court-yard of Government

    The Book of The Thousand Nights And A Night

  • A two-to-three-year stint in China is becoming de rigueur for any Western executive on the rise these days.

    Dealing With Chinese Corporate Law

  • We decided to try the beet tower and the fatted calf, still listening in as the “girl talk” from the table beside us got louder and drunker and the de rigueur flirting with the obviously gay waiter began.

    Roseanne Archy

  • The festive look also conjures up the wonderful silver-screen legend Carmen Miranda, a.k.a. “the Brazilian Bombshell,” whose trademark ruffle-edged dresses gave a shocking nod to her Portuguese roots in an era when neatly tailored skirts and dresses were de rigueur for most actresses on the world stage.

    The Style Checklist

  • From the North London District Hospital where I had been unavoidably detained since the previous evening by circumstances outside my control, I had splashed out on a cab all the way home to Battersea, and made it wait while I quick-changed into my brand-new dinner jacket, this being de rigueur at the proprietor's table, with no chance to shave or shower or brush my teeth.

    the mission song


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  • That's helpful, Mercy! I could never remember 1) what it meant or 2) how to spell it.
    ETA: Sorry for getting your name wrong. For some reason I keep reading it as Mary.

    June 28, 2008

  • French expression that literally means "of rigor" or "of strictness", comparable to "the done thing", a standard

    June 28, 2008

  • I often hear this word misused. People use it to mean de jour

    August 25, 2007