Noun
The personal seal of a English or Scottish monarch.
Synonym: privy signet
A document to which such a seal is attached; specifically, a warrant demanding a loan.
The position of Keeper of the Privy Seal.
Source: en.wiktionary.orgRegister of the Privy Seal, vol. 8 (1982), 485, no. 2742. Source: Internet
In 1960 Macmillan appointed Heath Lord Privy Seal with responsibility for the negotiations to secure the UK's first attempt to join the European Economic Community (as the European Community was then called). Source: Internet