carte blanche
Pronunciation: /kɑːt ˈblɑːnʃ/
Definition of carte blanche
noun
Origin:
late 17th century: French, literally 'blank paper' (i.e. a blank sheet on which to write whatever one wishes, particularly one's own terms for an agreement)
late 17th century: French, literally 'blank paper' (i.e. a blank sheet on which to write whatever one wishes, particularly one's own terms for an agreement)