Double Definition

dŭbəl
doubled, doubles, doubling
adjective
Two combined; twofold; duplex.
Webster's New World
Having two layers; folded in two.
Webster's New World
Having two of one kind; paired; repeated.
A double consonant.
Webster's New World
Being of two kinds; dual.
A double standard.
Webster's New World
Of or involving two or both.
A double mastectomy.
Webster's New World
Antonyms:
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noun
doubles
Anything twice as much, as many, or as large as normal.
Webster's New World
Something increased twofold.
American Heritage
A person or thing looking very much like another; duplicate; counterpart.
Webster's New World
Something having two identifiable or prominent parts or members.
American Heritage
A substitute actor or singer.
Webster's New World
Antonyms:
single
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verb
doubled, doubles, doubling
To make double; make twice as much or as many; multiply by two.
Webster's New World
To be twice as much as.
Doubled the score of his opponent.
American Heritage
To fold so as to add another ply to.
Double the bandage.
Webster's New World
To be the double of.
Webster's New World
To repeat or duplicate.
Webster's New World
Antonyms:
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adverb
To twice the extent or degree; twofold.
Webster's New World
Two together; in or by pairs.
To ride double.
Webster's New World
In two.
Bent double.
American Heritage
Synonyms:
twicedoubly
idiom
on
  • Immediately.
  • In double time.
American Heritage
double down
  • to double one's original bet, investment, etc. so as to recover a past loss in addition to winning an amount equal to that loss
  • to improve one's chances of success, as by intensifying one's efforts
Webster's New World
double one's fist
  • to clench one's hand to form a fist
Webster's New World
double in brass
  • to do or be capable of doing something additional to one's specialty
Webster's New World
double up
  • to bend over, as in laughter or pain
  • to share a room, etc. with someone
Webster's New World
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Other Word Forms of Double

Noun

Singular:
double
Plural:
n/a, doubles, doubls

Idioms, Phrasal Verbs Related to Double

Origin of Double

  • Middle English from Old French from Latin duplus dwo- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • 13th Century. From Old French doble, double, from Latin duplus (“twofold”).

    From Wiktionary

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