Royal Flush: The highest possible poker hand, a royal flush combines an Ace high straight and a flush. Made up of an Ace, King, Queen, Jack and Ten, all of the same suit. If two players hold a royal flush, they split the pot.
Four of a Kind: A hand containing four cards of the same rank, like four Aces or four Jacks. When two players each have a four of a kind, the highest ranked hand wins. In the event that both players hold the same four of a kind, the player with the highest fifth card, often called a kicker, wins the pot.
Flush: A flush is a hand with all five cards of the same suit, either five Hearts, Clubs, Spades or Diamonds. When two or more players each have a flush, the hand with the highest card wins. If two hands have the same highest card, the next highest card is compared, and so on, until one hand is determined to be higher than the other.
Three of a kind: Three cards of the same rank, like three Jacks or three eights. When two players have three of a kind, the highest ranked three of a kind wins the pot. If two players have the same three of a kind, the player with the highest fourth card wins.
Two pair: A hand consisting of two cards of the same rank, in combination with two other cards of the same rank, like two tens and two sixes. When two players have two pair, the one with the highest pair wins. If two players have the same highest pair, the highest second pair wins, followed by the highest fifth card, or kicker.
One pair: Hands that contain only two cards of the same rank, like two Aces or two Jacks, with three unmatched cards have one pair. When two or more players have one pair, the highest pair wins. If two players have the same pair, the highest third card wins.
High card: A hand containing none of the combinations listed above ranks as a high card hand. When two or more players have high card hands, the highest card wins, followed by the second highest card, third highest card, etc. in the case of ties. Hands are ranked from Ace down through two.