[ ree-duhb-uh l ]
/ riˈdʌb əl /

verb (used with object), re·dou·bled, re·dou·bling.

verb (used without object), re·dou·bled, re·dou·bling.


Bridge. the act of doubling one's opponent's double.
Fencing. an attack in a line other than that of the previous attack, made after the failure of the opponent to follow his or her parry of the previous attack with a riposte.

Nearby words

  1. redolent,
  2. redon,
  3. redon, odilon,
  4. redondilla,
  5. redondo beach,
  6. redoubt,
  7. redoubtable,
  8. redoubted,
  9. redound,
  10. redout

Origin of redouble

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

Related formsre·dou·bler, noun

Can be confusedredouble reduplicate Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for redouble

British Dictionary definitions for redouble


/ (rɪˈdʌbəl) /


to make or become much greater in intensity, number, etcto redouble one's efforts
to send back (sounds) or (of sounds) to be sent back; echo or re-echo
bridge to double (an opponent's double)


the act of redoubling
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for redouble



mid-15c., "double again, multiply" (trans.), from Middle French redoubler, from Old French re- "again" (see re-) + doubler "to double" (see double (v.)). Meaning "become twice as much" (intrans.) is from late 15c. Related: Redoubled; redoubling.

Online Etymology Dictionary, © 2010 Douglas Harper