Cards. [F. tricon: origin unknown; perh. jocularly f. L. tri- three + con-, CON-, together.] In certain card games, as Commerce: see quots.
1798. Sporting Mag., XII. 142. The tricon is three tens, three nines, three fours, or any three cards of the same rank.
1850. Bohns Hand-Bk. Games, 329. At this game [Commerce] are three parts: 1st, That which takes place of all others, called the tricon, or three cards of the same denomination, similar to pair-royal at Cribbage.