Definition of eminence grise:
(n) :
(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"
Definition of eminence grise:
(n) :
(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"