Belonging or confined to a particular person or group as opposed to the public or the government
The ol' boys at the station are about split down the middle but we're not privy to Byrne's lifestyle and I suppose that's the key.
Cynthia telephoned her son and apparently made temporary peace, although Dean wasn't privy to the details.
c. 41 to the judicial committee of the privy council.
Acts of the Privy Council, 1542-1556; Cal.
c. 92 to the privy council, and then by 3 & 4 Will.