DictionaryAI

double

DUB-uhl/ˈdʌb(ə)l/

Verbdoubles, doubling, doubled

Noun pluraldoubles

61 meanings of double

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  1. 1
    twice the amountadjective
    Equal to twice the usual amount, number, or quantity of something.

    The new contract offered double pay for weekend shifts.

    They booked a room at double the standard nightly rate.

    UsageBefore a noun: double pay. Before the or a number, with no of: double the rate (not incorrect: double of the rate).

    Oppositehalf

  2. 2
    two-partadjective
    Consisting of two matching or similar parts or layers joined together, or folded so as to form two layers.

    A double helix is formed from two intertwined strands.

    The cabinet had double doors that swung outward.

    Similardual, twin, paired, twofold

    Oppositesingle

    Note

    Here the two halves match and make one whole, as double doors do. The sense stretches easily to people: The Economist in 2013 gave Katharine Graham a double place, regal Georgetown hostess and scrappy newshound at once.

    Checked 2 Nov 2026 · 2 facts

    • The Economist published the referenced description in 2013. en.wiktionary.org
    • The article described Katharine Graham as holding a double place, combining a Georgetown hostess's role with that of a newshound. en.wiktionary.org
  3. 3
    multiply by twoverbtransitive
    To make something twice as large, numerous, or strong, or to become twice as large; to increase by one hundred percent.

    Managers decided to double the budget for research this quarter.

    She doubled her savings within two years of opening the account.

    UsageWorks both ways: someone doubles a number, or the number doubles by itself.

    Oppositehalve

  4. 4
    made for twoadjective
    Made or sized for use by two people, cars, or similar.

    We reserved a double room with a view of the sea.

    The new property included a double garage for two cars.

    UsageCommon in double room, double bed, double garage.

    Oppositesingle

  5. 5
    two times overadverb
    To two times the amount or degree; twice over.

    He paid double to get the tickets delivered overnight.

    Tickets bought at the door cost double, so we ordered ours online a week early.

    Similartwice, twofold

    Oppositehalf

    Note

    Here the word measures by multiplication, and it can stand directly before a noun phrase. Jonathan Swift, writing to Alexander Pope in 1736, says "I was double their age."

    Checked 2 Nov 2026 · 2 facts

  6. 6
    second purposeverbintransitive
    To serve a second role or fulfill an additional purpose.

    The kitchen island doubles as a dining table for the family.

    Many small shops double as community gathering spots.

    UsageTakes as: the sofa doubles as a bed.

    Similarserve, function, act, work

  7. 7
    baseball hitnouncountable
    A hit in baseball that lets the batter reach second base safely on the same play.

    The slugger lined a double off the outfield wall.

    Back-to-back doubles tied the game in the seventh inning.

    UsageA batter hits a double, or simply doubles.

    Similartwo-bagger

    Note

    Baseball's two-base hit is scored as one only when the batter reaches second base without help from a fielding error or a fielder's choice.

    Checked 2 Nov 2026 · 1 fact

    • A double requires reaching second base without assistance from a fielding error or a fielder's choice. mlb.com
  8. 8
    noununcountable
    A number or amount equal to twice another quantity.

    Twenty is the double of ten.

    He earned five hundred dollars last month and hopes to make double that in December.

    Oppositehalf

  9. 9
    two meaningsadjective
    Having two aspects or interpretations; able to be understood in more than one way.

    The poem's last line carries a double meaning, pointing both to the end of winter and to the end of a marriage.

    Critics noted the play's double quality, comic on the surface and tragic underneath.

    UsageMost often a double meaning: the title has a double meaning.

    Similarambiguous, dual, equivocal, twofold, ambivalent

    Oppositeunambiguous, single

  10. 10
    stand-in personnouncountable
    A person who closely resembles another, especially one who stands in for them, as in a film or for security.

    The famous actor relied on a double for every stunt.

    Rumors spread that the dictator used a double at public appearances.

    UsageIn film, often body double or stunt double.

    Similarlookalike, stand-in, doppelganger, twin, substitute

    Note

    A flesh-and-blood lookalike or stand-in, not a ghostly doppelgänger. Rumors that a ruler keeps several doubles are a familiar use. The stand-in is chosen for likeness first, and the purpose is usually protection or deception.

  11. 11
    league and cupnouncountable
    In soccer, the achievement of winning both a league title and a major cup competition in a single season.

    The squad clinched the double with a win in the cup final.

    Only a handful of clubs have ever completed the double in the modern era.

    UsageUsually the double: win, complete or clinch the double.

    Note

    The pairing is a nation's top league and its principal knockout cup in one season, long counted among the game's hardest feats. Other sports reuse the word for their own pairs, such as cricket's runs-and-wickets feat.

    Checked 2 Nov 2026 · 3 facts

    • The conventional pairing is a country's top league and principal domestic cup in the same season. en.wikipedia.org
    • The achievement has historically been regarded as exceptionally difficult. tottenhamhotspur.com
    • Cricket uses double for a combined runs-and-wickets achievement. en.wikipedia.org
  12. 12
    two-base hitverbintransitive
    In baseball, to make a hit on which the batter safely reaches second base.

    The catcher doubled off the left-field wall, driving in the tying run.

    Managers prize hitters who can double to the opposite field.

    UsageOften with where the ball went: doubled to left, doubled off the wall.

    Note

    Scorers use the verb strictly: a batter doubles only when the hit itself carries them to second base, and one who reaches first on a hit and second on a fielder's error is credited with a single.

    Checked 2 Nov 2026 · 1 fact

    • A double requires reaching second base on the hit itself, without an intervening error or fielder's choice. mlb.com
  13. 13
    outer ring (darts)nouncountable
    In darts, the thin ring that circles the board farthest from its center.

    Needing the double to win the leg, she placed her last dart just inside the wire.

    Under the bar's dim lights, the double was only a thin stripe of color at the very edge of the board.

    Note

    The ring takes its name from its scoring: a dart that lands in it counts twice the number of its segment. In the standard game a player has to finish on a double or the bull, so the last dart of a winning turn usually aims here. Each segment is itself called a double and named by its number, as in double twenty; a dart that lands in one is said to hit that double.

  14. 14
    matching dominonouncountable
    In dominoes, a tile whose two halves carry the same number of pips.

    Whoever holds the highest double sets it down first to open the game.

    Late in the round she was still holding two doubles, and no open end on the table matched either one.

    Note

    Each is named by the number it repeats: the double six, the double three, or the double blank, which has no pips on either half. In play a double is usually laid crosswise, across the line of tiles rather than along it. Because both halves show one number, under ordinary matching rules a double fits only where that number is open, which is why a hand of them late in a round is awkward.

    Checked 31 Oct 2026 · 4 facts

    • Doubles are named for their repeated value; the double blank has no pips on either half. en.wikipedia.org
    • Doubles are usually played crosswise. images.thdstatic.com
    • This requires qualification: it holds under ordinary matching rules, but in All Sevens the double blank is wild and may be played at any time. images.thdstatic.com
    • Under ordinary matching rules, doubles offer fewer opportunities for play, making retained doubles awkward. mobilityware.helpshift.com
  15. 15
    two event winsnouncountable
    Especially in swimming and track, the achievement of winning two separate events at one meet or competition.

    She completed a rare double at the national championships, taking both the 400 and 800 freestyle.

    Few sprinters attempt the 200-400 double, because the heats leave little time to recover.

    UsageAthletes complete or pull off a double, often named by the events: the 200-400 double.

    Note

    Swimmers and track athletes use the word most, often with the two events attached: the 200-400 double, the shape of Michael Johnson's wins in the 200 and 400 meters in 1996. A team that takes its league and a cup in the same season has won a different double, one spread over months.

    Checked 2 Nov 2026 · 1 fact

    • Michael Johnson won both the 200 meters and the 400 meters at the 1996 Olympics. worldathletics.org
  16. 16
    two-a-side gamenoununcountable
    In the form doubles, a match, especially in tennis or badminton, in which each side is made up of two players.

    The twins reached the final of the men's doubles at the national championships.

    In badminton doubles, partners usually switch between front and back court as the rally changes.

    Oppositesingles

    Note

    The plural form is the name of the game, and it usually takes a singular verb: doubles is faster at the net than singles. The -s stays when the word stands before another noun, as in a doubles partner or the doubles final. Events are named by who plays them: men's doubles, women's doubles, and mixed doubles, where each pair is a man and a woman.

Practice

Can you tell the meanings of double apart? Answer 3 quick questions from this page, or write your own sentence and AI will check it.

Origin

Latin duplus ("twofold") passed into Old French as doble or double, and Middle English borrowed double from it. Doppio and duple are doublets.