— redoubler , n.
/ree dub"euhl/ , v. , redoubled, redoubling , n.
v.t.
1. to double; make twice as great: to redouble one's efforts.
2. to echo or reecho.
3. Bridge. to double the double of (an opponent).
4. to go back over: to redouble one's footsteps.
5. Archaic. to repeat.
v.i.
6. to be doubled; become twice as great.
7. to be echoed; resound.
8. Bridge. to double the double of an opponent.
n.
9. Bridge. the act of doubling one's opponent's double.
10. 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.
[ 1470-80; redoubler. See RE-, DOUBLE ]