The ace is the highest or lowest card in the deck. If the cards are arranged in order, the ace either starts this sequence: A-2-3-4-5-6-7-8-9-10-J-Q-K; or finishes this one: 2-3-4-5-6-7-8-9-10-J-Q-K-A ...
As any card sharp, shark or sleight-of-hander knows, the ace of spades has a status that exceeds the rest of the pack. Also known as a Spadille, it has nicknames including the Death Card and the Tax ...