This redouble is made after an opponent makes a penalty double of your contract. If you are sure the opponent made a mistake, you can use the call of Redouble to increase your score if you make the contract. If you go down, however, your redouble increases the penalty.

What does a redouble after a double mean in bridge?

A redouble is a call that can be made when the last call in the current auction (other than a Pass) is a double. Like a double, it uses up no space on the bidding ladder.

What do you do after redouble?

AFTER THE REDOUBLE Responder plans to: • Double the opponents for penalty. Bid a new suit (forcing). Support opener's suit. Bid notrump.