After the auction begins 1
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: 2NT, opener’s rebids are as follows.
| Opener’s Rebid | Meaning |
|---|---|
3 | Singleton or void in clubs. Bidding 4 next would show a void. |
3 | Singleton or void in diamonds. Bidding 4 next would show a void. |
3 | If are trumps, then this rebid shows 16+ points with slam interest. It asks responder to describe his hand further.If  are trumps, then this shows a singleton or void in hearts. Bidding 4 next would show a void. |
| 3 | If are trumps, then this rebid shows 16+ points with slam interest. It asks responder to describe his hand further.If are trumps, then this shows a singleton or void in spades. Bidding 4 next would show a void. |
| 3NT | 14-15 points, balanced. The point range varies by partnership agreement. Oswald Jacoby originally wrote that 3NT required „a trifle” more than a minimum. |
| 4 | 5+ clubs. |
| 4 | 5+ diamonds. |
| 4 | If are trumps, then this rebid shows a minimum balanced hand (12-14 points). It is a signoff.If are trumps, then this shows 5+ hearts. |
| 4 | If are trumps, then this rebid shows a minimum balanced hand (12-14 points). It is a signoff. |
The Priority of Opener’s Rebids
Many of the above bids overlap. For example, opener might have 5-5-2-1 shape with 12 points. Should she bid the side suit, show the singleton, or simply jump to game?
Generally speaking, the priority of responses are:
- Showing a 5-card side suit.
- Showing a singleton or void.
- Bidding 3NT with a balanced 14-15 points.
- Jumping to 4 of the agreed major with 12-14 points.
- Bidding 3 of the agreed major with 16+ points and no other suitable call.