«My official role as eminence grise of the government means that I am constitutionally barred from saying anything sensational on or off the record. (totalpolitics.com)
Forthcoming projects will be released under the heading of a newly formed division: Eminence Grise Editions LLC. (museumofnonvisibleart.com)
Sequoia eminence grise and consummate power player Michael Moritz had been on Plaxo's board and was well acquainted with Sean Parker. (stratechery.com)