leprechaun, in Irish folklore, fairy in the form of a tiny old man often with a cocked hat and leather apron. Solitary by nature, he is said to live in remote places and to make shoes and brogues.
A leprechaun is a mythical creature in Irish folklore, typically depicted as a tiny, mischievous old man dressed in green with a red beard and a hat. According to legend, leprechauns are cobblers by trade and are known for their love of gold and their skill in making shoes.