English Reference
noun · verb

button

n. · v.
US /ˈbətən/ UK /bˈʌtən/ but·ton UK spelling buttoned

  1. 01 A2 Elementary

    n.a small, round object on clothes that you push through a hole to keep the garment closed.

    n.a small disk or knob sewn onto a garment, designed to be passed through a buttonhole to secure the opening.

    Simple

    The top button of his shirt was missing, so he wore a scarf to hide it.

    In context

    She fumbled with the tiny pearl buttons on the back of the vintage dress, finding them difficult to secure without assistance.

    fastenerstud
    zippervelcro
  2. 02 A2 Elementary

    n.a small part of a machine or device that you press to make it do something.

    n.a physical switch or interface element that, when depressed, completes an electrical circuit or activates a mechanical process.

    Simple

    Press the red button to start the coffee machine.

    In context

    The emergency stop button is positioned within easy reach of the operator to ensure the assembly line can be halted instantly.

  3. 03 B1 Intermediate Computing

    n.a small area on a computer screen or phone that you click or touch to perform an action.

    n.a graphical user interface element designed to mimic a physical button, used to trigger a specific software function.

    Simple

    Click the 'Submit' button at the bottom of the form to send your application.

    In context

    The developer moved the 'Delete' button to a separate menu to prevent users from accidentally erasing their data.

  4. 04 B1 Intermediate American English

    n.a small round piece of metal or plastic with a picture or message that you pin to your clothes.

    n.a circular badge or pin-back fastener worn on clothing, typically displaying a political message, logo, or decorative design.

    Simple

    He wore a campaign button on his jacket to show which candidate he supported.

    In context

    The protesters distributed bright yellow buttons featuring the movement's slogan to everyone entering the square.

  5. 05 C1 Advanced Formal

    n.the power to start a nuclear war or a very large disaster.

    n.a metaphorical reference to the authority or mechanism required to initiate a nuclear strike or cataclysmic event.

    Simple

    People worry about which world leaders have their finger on the button.

    In context

    Diplomatic efforts were intensified to ensure that no single impulsive leader would have unilateral control over the button.

  6. 06 A2 Elementary

    v.to close a piece of clothing using buttons.

    v.to secure a garment or opening by passing buttons through their corresponding holes.

    Simple

    Button your coat before you go outside; it is very cold today.

    In context

    He carefully buttoned his waistcoat, checking his reflection in the mirror to ensure every fastener was aligned correctly.

    unbutton
  7. 07 B2 Upper Intermediate Informal

    v.to stop talking or keep a secret.

    v.to cease speaking or maintain silence, often used as an imperative in the phrase 'button it'.

    Simple

    If you can't say anything nice, you should just button it.

    In context

    The witness was warned to button it regarding the details of the investigation until the trial officially commenced.

    hushshut up
    chatterblab
This entry
Level A2 · Elementary
Frequency Common
Updated