What does the word ringleader mean?

Usage examples for ringleader

  1. Another long and dreary scene takes place, of brutalities from the Roman soldiers, the ringleader of whom is a sanguinary Andalusian ingeniously encased in a tin barrel, a hundred lines of rhymed sorrow from the Madonna, and a most curious scene of the Wandering Jew. – Castilian Days by John Hay
  2. She was the ringleader in all our mischief- I never saw any one so quick and clever. – The Fruit of the Tree by Edith Wharton
  3. Now, of the two men, it is clear that the one who wrote the 'at' and 'to' was the ringleader. – Memoirs of Sherlock Holmes by Sir Arthur Conan Doyle