From Longman Dictionary of Contemporary Englishbe privy to somethingbe privy to somethingSECRETsharing in the knowledge of facts that are secret Colby was privy to the committee’s decisions. → privy
Examples from the Corpus
be privy to something• I was privy to all their discussions on Hardy, as both had known him during the First World War.• Secondly, she would not be privy to any information contained in those letters.• Earl, a classmate of North's from the Naval Academy, was privy to quite a lot, including the diversion. 