
1) Swiss card game 2) Two-handed game
Found on
https://www.crosswordclues.com/clue/jass

Jass (pronounced /jas/) is a trick taking card game and a distinctive branch of the Marriage family, popularly supposed to be the progenitor of the American game of Pinochle. It is popular throughout the Alemannic German speaking area of Europe (German-speaking Switzerland, Liechtenstein, Alsace part of France, Vorarlberg province of Austria, Sout...
Found on
http://en.wikipedia.org/wiki/Jass

Jass is a collection of Swiss card games. Many of the most popular card games in Switzerland, especially in the German speaking cantons, belong to the Jass group, and are played with characteristic Swiss cards, which have come to be known as Jass cards. All Jass games are played counter- clockwise. The cards are played in tricks. As usual each tric...
Found on
http://www.probertencyclopaedia.com/browse/OJ.HTM
No exact match found.