ˈfan.ˌtan noun
( -s )
Etymology: Chinese fan 1 -t' an 1
1. : a Chinese gambling game in which a banker counts off a large handful of small objects (as beans) in fours and the players bet on what number from one to four will be left at the end of the count
2. : a card game in which the object is to play sevens and other cards that form sequences in the same suits as the sevens and to be first to have played all one's cards — called also sevens