# redouble

> English word · Verb · frequency rank #70,199

## Definitions
1. To double, especially to double again; to increase considerably; to multiply; to intensify.
2. To double an opponent's doubling bid.
3. To become twice as big.
4. To double again what was reduced to a single state.

## Etymology
From Middle French redoubler. By surface analysis, re- + double.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/redouble