Definition of "doubling" []

• Present participle of double. (verb)

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• "As for the doubling honors, each set or combination doubles the total score once, and if there are five _doubling honors_ in a hand, the total score should be doubled five times -- for example: a player goes"
• "Quiz TV, with the total number of questions for the title doubling from the original amount, bringing the grand total to over 10,000 questions!"
• "He devotes a chapter to the "surge", what he calls a doubling down on his original bet, increasing the number of US troops in Iraq in 2007."