adjective.
Twice as much in size, strength, number, or amount.
adjective.
Composed of two like parts.
adjective.
Composed of two unlike parts; dual.
adjective.
Accommodating or designed for two.
adjective.
Characterized by duplicity; deceitful.
adjective.
Having many more than the usual number of petals, usually in a crowded or an overlapping arrangement.
noun.
Something increased twofold.
noun.
One that closely resembles another; a duplicate.
noun.
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noun.
Something having two identifiable or prominent parts or members.
noun.
Something capable of carrying, moving, or holding two people or things, as a mattress.
noun.
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noun.
An actor's understudy.
noun.
An actor who takes the place of another actor in scenes requiring special skills or preparations.
noun.
An apparition; a wraith.
noun.
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noun.
A sharp turn in a direction of movement; a reversal.
noun.
A sharp, often devious change in position or argument; a shift.
noun.
A form of a game, such as tennis or handball, having two players on each side.
noun.
A hit enabling the batter to reach second base.
noun.
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noun.
A bid in bridge indicating strength to one's partner; a request for a bid.
noun.
A bid doubling one's opponent's bid in bridge, thus increasing the penalty for failure to fulfill the contract.
noun.
A hand justifying such a bid.
intransitive verb.
To make twice as great.
intransitive verb.
To be twice as much as.
intransitive verb.
To fold in two.
intransitive verb.
To clench (one's fist).
intransitive verb.
To duplicate; repeat.
intransitive verb.
To turn (an enemy spy) into a double agent.
intransitive verb.
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intransitive verb.
To cause the scoring of (a run) by hitting a double.
intransitive verb.
To advance or score (a runner) by hitting a double.
intransitive verb.
To put out (a runner) as the second part of a double play.
intransitive verb.
To challenge (an opponent's bid) with a double in bridge.
intransitive verb.
To duplicate (another part or voice) an octave higher or lower or in unison.
intransitive verb.
To sail around.
intransitive verb.
To be increased twofold.
intransitive verb.
To turn sharply or all the way around; reverse one's course.
intransitive verb.
To serve in an additional capacity.
intransitive verb.
To replace an actor in the actor's absence or in a certain scene.
intransitive verb.
To hit a double.
intransitive verb.
To announce a double in bridge.
adverb.
To twice the amount or extent; doubly.
adverb.
Two together; in pairs.
adverb.
In two.
phrasal verb.
To bend suddenly, as in pain or laughter.
phrasal verb.
To share accommodations meant for one person.
idiom.
(on/at) Immediately.
idiom.
(on/at) In double time.