redouble

[ree-duhb-uhl]

verb (used with object)

redoubled, redoubling 

1. to double; make twice as great.

   If you hope to win that client, you'll have to redouble your efforts to impress her.

2. to echo or reecho.

3. Bridge.,  to double the double of (an opponent).

4. to go back over.

   I redoubled my footsteps, trying to find my lost earring.

5. Archaic.,  to repeat.

verb (used without object)

redoubled, redoubling 

1. to be doubled; become twice as great.

2. to be echoed; resound.

3. Bridge.,  to double the double of an opponent.

noun

1. Bridge.,  the act of doubling one's opponent's double.

2. Fencing.,  an attack in a line other than that of the previous attack, made after the failure of the opponent to follow their parry of the previous attack with a riposte.

redouble

/ rɪˈdʌbəl /

verb

1. to make or become much greater in intensity, number, etc

   to redouble one's efforts

2. to send back (sounds) or (of sounds) to be sent back; echo or re-echo

3. bridge to double (an opponent's double)

noun

1. the act of redoubling

Other Word Forms

• redoubler noun

Word History and Origins

Origin of redouble¹

From the Middle French word redoubler, dating back to 1470–80. See re-, double

Example Sentences

"It is high time for Europe to step up its game. To redouble its efforts to reduce our dependencies on China," Sejourne told EU lawmakers.

Read more on Barron's

But rather than a distraction, it redoubles the impact.

Read more on Los Angeles Times

He added that the threat level meant the poultry industry needed to "batten the hatches down, review their biosecurity and redouble their efforts".

Read more on BBC

Russia will probably find ways around restrictions by setting up new supply chains to handle energy deals, and redoubling efforts to disguise where cargoes have come from using ship-to-ship transfers or manipulating ships’ transponders.

Read more on The Wall Street Journal

Those arguing that gold will double and then redouble from here would extend the line on this chart straight up.

Read more on MarketWatch

Related Words

• enhance 
• intensify 
• strengthen