carte blanche UK /(ˈ)kɑːt ˈblɑːnʃ/US /(ˈ)kɑɹt ˈblɑn(t)ʃ/noun 4adverb 1forms 1 noun4 •Unlimited discretionary power to act; unrestricted authority.“[…] But since when did army officers afford the luxury of amanuenses in this simple republic ?[…]Does your carte blanche run so far as that also — 1910 •A blank paper that is signed by some authority and given to a person to fill as they please.Indeed, I later learned that when they had bought the place, in 1930, they had given my father's older sister Lina their checkbook, carte blanche, saying, "Do what you want, get what you want." — 2001 •(historical) A chargecard issued by Diners Club International. •A hand with no court cards. adverb1 •As an undifferentiated mass, without regard to distinctions; willy-nilly. (Possibly from confusion with another French phrase, en masse.)Can gay and lesbian people in justice be excluded carte blanche from the sacrament of sexual love sharing, let alone from church membership or leadership? — 2007 formscartes blanches