doubleton
nounEtymology From double + -ton.
1
Mathematics, Sciences Rare A set containing precisely two elements.
2
Bridge, Games A pair of cards of the same suit, which are the only cards of that suit in a player's hand
- If she had had the doubleton ace of diamonds and a low club, she would have made a four-club splinter bid, showing four-card spade support, the values for game and a singleton or void in clubs.2009 January 8, Phillip Alder, “Part 1 of an Experiment, Ending in a Trump Coup”, Bridge, in New York Times:
- Coordinate terms
- singleton