éminence grise

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Related to éminence grise: gray eminence

ém·i·nence grise

 (ā-mē-näNs grēz′)
n. pl. ém·i·nence grises (ā-mē-näNs grēz′)
A powerful adviser or decision maker who operates secretly or unofficially. Also called gray eminence.

[French, the power behind the throne : éminence, power + grise, feminine of gris, gray, shadowy.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

éminence grise

(eminɑ̃s ɡriz)
n, pl éminences grises (eminɑ̃s ɡriz)
a person who wields power and influence unofficially or behind the scenes
[C19: literally: grey eminence, originally applied to Père Joseph (François Le Clerc du Tremblay; died 1638), French monk, secretary of Cardinal Richelieu]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

gray′ em′inence

a person who wields unofficial power, esp. through another person and often surreptitiously or privately. Also called éminence grise.
[1940–45; translation of French éminence grise]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

éminence grise

A French phrase meaning gray eminence, used to refer to someone who wields considerable power behind the scenes. It was originally applied to a French monk who was the private secretary of Cardinal Richelieu, virtual ruler of France under Louis XIII.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.eminence grise - (French) a person who exercises power or influence in certain areas without holding an official position; "the President's wife is an eminence grise in matters of education"
French - the Romance language spoken in France and in countries colonized by France
important person, influential person, personage - a person whose actions and opinions strongly influence the course of events
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

eminence grise

[ˈgriːz] néminence f grise
Collins English/French Electronic Resource. © HarperCollins Publishers 2005

éminence grise

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007