Druid > define

noun

• A pre-Christian priest among the Celts of ancient Gaul and Britain and Ireland. .

• (n.) One of an order of priests which in ancient times existed among certain branches of the Celtic race, especially among the Gauls and Britons.
• (n.) A member of a social and benevolent order, founded in London in 1781, and professedly based on the traditions of the ancient Druids. Lodges or groves of the society are established in other countries.