fan-tan Syllabification: (fan-tan)Definition of fan-tan noun 1a Chinese gambling game in which players try to guess the remainder after the banker has divided a number of hidden objects into four groups. 2a card game in which players build on sequences of sevens. Origin: late 19th century: from Chinese fān tān, literally 'repeated divisions'fan-tan in other Oxford dictionaries Definition of fan-tan in the British & World English dictionary