Jester

Part of speech: noun (n.)

1. A buffoon; a merry-andrew; a court fool. This . . . was Yorick's skull, the king's jester. Shak. Dressed in the motley garb that jesters wear. Longfellow.

2. A person addicted to jesting, or to indulgence in light and amusing talk. He ambled up and down With shallow jesters. Shak.