DictionaryAI

cracker

noun
USKRAK-ur/ˈkɹækə(ɹ)/KRA-kuh/ˈkɹækə(ɹ)/

Pluralcrackers

14 meanings of cracker

Practice

  1. 1
    dry biscuitnouncountable
    A thin, dry, crisp kind of baked bread, usually salty but sometimes sweet.

    She ate a cracker with a slice of cheese.

    We put out a plate of crackers and dip for the guests.

    UsageCrackers are usually salty, not sweet like cookies.

    Similarbiscuit

  2. 2
    fireworknouncountable
    A small firework that makes a loud bang when it goes off.

    The kids lit a cracker and covered their ears.

    We heard crackers going off all night on New Year's Eve.

    Similarfirecracker, banger

  3. 3
    computer hackernouncountable
    A person who breaks the protection on software or gets past computer security.

    A cracker got into the school's computer and changed some grades.

    Crackers removed the copy protection from the game a day after it came out.

    UsageIn everyday talk, someone who breaks into a computer system is usually called a hacker.

    Similarhacker

    Note
  4. 4
    white person (insult)nounderogatoryethnicoffensiveslurUScountable
    A rude and insulting name for a poor white person from the southeastern US, or for any white person.

    UsageDo not use it to name anyone.

    Similarredneck, whitey, honky

    Note
  5. 5
    prawn snacknouncountable
    A light, crisp fried snack that tastes of prawns.

    Our takeout came with a bag of light, puffy crackers that tasted of prawn.

    She dipped a puffy, prawn-flavored cracker into the sweet chili sauce.

  6. 6
    Christmas tubenouncountable
    A paper tube that pops and gives out a small gift when two people pull it at Christmas.

    We each pulled a cracker before Christmas dinner.

    My cracker had a paper hat and a silly joke inside.

    UsageOften called a Christmas cracker.

  7. 7
    great thingnounslangAustraliaBritishIrelandNew Zealandcountable
    Someone or something that is really great.

    The final match was a real cracker, and we cheered until the end.

    That goal was a real cracker, right into the top corner.

    UsageSay a real cracker or a cracker of a game.

    Similarbelter, stunner, gem, corker

    Oppositedud

    Note
  8. 8
    refinery machinenouncountable
    Equipment in a refinery that uses strong heat to break down raw materials such as oil.

    The refinery shut down its cracker for repairs last month.

    Workers checked the heat inside the cracker every hour.

  9. 9
    breaking toolnouncountable
    A person or tool that breaks something, the way a nutcracker breaks nuts.

    Dad squeezed the crab claw in a metal cracker until the shell split.

    At the bakery, Sam is the fastest egg cracker on the morning shift.

    Note

Practice

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Origin

Made from crack + -er; in Middle English a craker was a boaster.

Checked 31 Oct 2026 · 2 facts