M J Bridge
Conventions D to J
A traditional method by which responder shows a quality side-
A method of showing controls in which you bid the cheapest suit in which you do not have some specific type of control.
A defence to the multi two diamonds
Standing for ‘Disturbing the opponents’ no trump’.
A method for overcalling the opponents’ opening bid of 1NT. It prioritises rapid interference at a low level, and is particularly recommended against the strong no trump.
A similar method is sometimes used over the opponents artificial strong club opening.
A method for dealing with intervention over your ace-
There are a number of variations on the theme all with fairly similar sounding names,. These are mentioned on the same link.
A conventional method employed by a passed hand after partner has opened in third or fourth seat on what might be a light opener.
A convention in which an opening bid of 2♦ promises at least 4-
A form of scramble by which a take-
A conventional way of making a weak take-
A variation on Blackwood in which a jump in a new suit following suit agreement asks for a count of aces not including that in the bid suit.
A form of wriggle to escape from 1NTx incorporating the transfer principle.
Usually a rebid by responder, returning to partner’s first suit as a means of keeping the auction open.
This can arise in a number of different situations.
In the context of bidding a first round control is a variety of cue-
In the context of bidding a first-
A repeat of the fourth suit by the player who bid ‘fourth suit forcing’ in the first instance, asking specifically for a no trump stop.
A convention by which you can show agreement with partner’s suit together with a genuine quality side-
The convention can be used, by partnership agreement, at various points in the auction, including by responder in both the uncontested and contested auction and also, in particular, by advancer in the contested auction.
The link takes you to its use advancer.
A variation on the Stayman convention in which opener is requested to bid a five-
There are various methods relating to the other bids when a five-
This convention, in one form or another, is becoming increasingly common opposite an opening bid of 1NT now that this bid commonly conceals a five-
It is commonplace in response to an opening bid of 2NT, and is strongly recommended in this situation.
A convention in which an opening bid of 2♦ shows a hand of eleven to fifteen points with five hearts and four spades.
Alternatively, the opening bid of 2♥ may be used in the same way.
This entry applies in the context in which opener has opened and rebid in his suit promising a six-
Forcing pass (1. The wriggle)
A pass following a double of partner’s opening 1NT which demands that partner reopens the bidding.
Forcing pass (2. Slam bidding)
A pass when in the slam zone asking partner to choose between bidding on and doubling for penalties.
Four of a minor
It is a useful agreement that when a minor suit is agreed at the four-
In addition to the red-
A bid in the fourth suit is never needed in a natural sense -
It is therefore always played as artificial and forcing -
In response partner will describe his hand as best he can according to an agreed set of priorities.
A convention in which an opening bid of 3NT is based on little more than a running minor suit.
If opener’s 2NT rebid is played as forcing then a rebid of 3NT can be played as above on an unbalanced hand with a potential running minor suit.
The Stayman convention will usually be used on hands of eleven or more points, intending to rebid 2NT or 3NT or to raise partner’s major suit response to the three-
An double by a passed hand of an opening bid of 1NT, which can be assigned any one of a number of different meanings.
A variation on Blackwood in which 4♣ is used as the asking bid.
Usually used following opening bids of 1NT, 2NT or an artificial opening sequence to 2NT.
A common system of two-
A system of responses to an artificial game-
A means of distinguishing between constructive and competitive bids at the three-
The convention can be applied in a number of different situations.
Like a single-
A system of defence to the opponents’ weak-
A form of wriggle for escaping from 1NT doubled.
An alternative title for the Cappelletti convention -
An alternative name for Halmic -
An alternative form of wriggle for escaping from 1NT doubled
A bid in the next suit up by responder in response to partner’s natural strong two opening bid denying the values for a positive response.
A variety of trial bid used in the search for a possible higher contract.
Highly recommended as the first bid in a slam-
A bid in a suit which has already been denied, always forcing and with some agreed meaning.
Typically 11 to 16 points and a six-
A system of two-
A method in which a raise of partner’s minor suit opening to the two-
An immediate jump to 2NT in response to partner’s opening one of a major is played as forcing to game based on a good holding in high-
The usual transfer responses to 1NT and 2NT were originally introduced by Jacoby, and are sometimes referred to as Jacoby transfers, particularly in the American game.
See Allerton and Jagger.
A bid of 2NT by responder following partner’s opening bid of one of a suit and a double by RHO to show a good raise of partner’s suit to the three-
Such a bid might either be part of a two-
May be weak, strong or intermediate.
Conventions D to J
|Responder's rebid and beyond|
|Overcaller's rebid and beyond|
|The continuing auction|