What does the word plenipotentiary mean?

Usage examples for plenipotentiary

  1. If this Publius were a Greek, a Syrian, an Egyptian- nay, were he my own brother- I tell you, Eulaeus, he should not long stand in my way; but he is plenipotentiary from Rome, and Rome is Fate- Rome is Fate. – The Complete Historical Romances of Georg Ebers by Georg Ebers
  2. As for procuring you either the title or the appointments of Plenipotentiary, I could as soon procure them from the Turkish as from the English Ministry; and, in truth, I believe they have it not to give. – Letters to His Son, 1759-1765 by The Earl of Chesterfield
  3. Our men had but just brought the ship to rights again as they came up to our broadside, and we had very happily found out and stopped the worst and most dangerous leak that we had, to our very great satisfaction; so I ordered the boats to be hauled up and manned as they were the day before, and William to go as plenipotentiary. – The Life, Adventures & Piracies of the Famous Captain Singleton by Daniel Defoe