A slang term for the king of clubs ({K-Clubs}), likely a reference to Alexander the Great. In early decks of cards the king of each suit was associated with kings from different civilizations, as follows:

King of Spades ({K-Spades}) — David
King of Hearts ({K-Hearts}) — Charlemagne
King of Diamonds ({K-Diamonds}) — Julius Caesar
King of Clubs ({K-Clubs}) — Alexander the Great