These terms are used in contract bridge, using duplicate or rubber scoring. Some of them are also used in whist, bid whist, the obsolete game auction bridge, and other trick-taking games. This glossary supplements the Glossary of card game terms.
Often abbreviated as DAB. A cuebid of opponent's suit below 3NT, showing a partial stop in that suit and requesting partner to bid notrump with a holding such as Qx or Jxx. Common in the UK, less so elsewhere.
In the first hand, finesse the ♠10, not the ♠Q. Similarly in the second, lead the ♥2 and when West follows with the ♥9, it is best to finesse the ♥10. When one of the missing honors is the 10 the rule will not apply, as one does not normally finesse for a 10 on the first round.