Clabber is a four player trick-taking card game that is played in and near Evansville, IN. Clabber is a member of the Jack-Nine family of card games that are popular in Europe. The game is a four player variation of Klaberjass, which was brought to Evansville by 19th century German immigrants. The game differs from Euchre in that you are not awarded the number of tricks you take, but the actual point value of cards in those tricks. Additional points can also be scored for a combination of cards in your hand.

Clabber is played by four players in fixed partnerships with partners sitting opposite. The deck consist of 24 of the standard 52 playing card deck: Ace, King, Queen, Jack, Ten, Nine of each of the suits Clubs (♣), Diamonds (♦), Hearts (♥) and Spades (♠). The card ranks from hight to low and their values are as follows:

The team that takes the last trick scores an extra 10 points, so that without melds there are a total of 162 possible points. Notice that in the trump suit the Jack and Nine move from the lowest rank to the highest rank and are the only cards to change in point value.