Twice as much in size, strength, number, or amount, Characterized by duplicity; deceitful, Accommodating or designed for two, adverb_ In two, To twice the amount or extent; doubly, Two together; in pairs, noun_ A hand justifying such a bid, A bid doubling one's opponent's bid in bridge, thus increasing the penalty for failure to fulfill the contract, intransitive verb_ To turn sharply or all the way around; reverse one's course, To put out (a runner) as the second part of a double play, To duplicate; repeat