Pleonasm means "excess," and it refers to the use of more than one word when one will suffice. Essentially, the writer has repeated him/herself in the phrase.
Examples of Pleonasm:
Examples of Pleonasm in Literature
He was a man, take him for all in all, I shall not look upon his like again.
From the Bible:
O, Lord! How many are my foes! Many are rising against me! Psalm 3:1
From Julius Caesar:
The most unkindest cut of all.
Literary Terms Examples