1. Noblemen and noblewomen considered as a class or a group: All the aristocracy, or the peerages, of the city were invited to the celebration of the outstanding stars of the new movies of that yar.
2. The rank or title of a nobleman or noblewoman: The peerages in the important meeting included the dukes, the counts, and the baronets.
3. A book listing the members of the nobility: The peerage of the elite persons in the city gave information about their families.