Also known as four of a kind, quads is having four cards of the same rank. If you hold 8♣ 8♦ and the board reads A♠ 5♦ 8♥ 8♠ 9♥, you have quad 8s.
Want to learn how to play quads? Read this guide:
« View All Poker TermsHow to Play Flopped QUADS (And Other Ultra Strong Hands)