The March fool with another month added to his folly.

One who counterfeits folly; a professional jester or buffoon; a retainer formerly kept to make sport, dressed fantastically in motley, with ridiculous accouterments.

To use as a fool; to deceive in a shameful or mortifying manner; to impose upon; to cheat by inspiring foolish confidence; as, to fool one out of his money.

Tarot #0 or unnumbered signifying folly, inspiration, enlightenment, the beginning and end of the path.

a silly, careless, ignorant, weak person, who is easily imposed upon

In Tarot decks, a non-suited card that traditionally depicts a man or youth, often carrying a bundle on a stick over his shoulder, pursued by a cat or dog. Sometimes he wears the garb of a jester and is poised to plunge over a cliff. Usually the card bears a zero or no number. Contrary to popular misconception, the Fool has no relationship to the modern Joker of regular playing cards.