—button /ˈbʌt.ən/ aep /ˈbʌt̬-/
noun [C] (ON CLOTHING)
► B1 a small, usually circular object used to fasten something, for example a shirt or coat: » I did up/undid (= fastened/unfastened) the buttons on my blouse.Thesaurus+: ↑Fastening clothing and textiles• • •
Extra Examples:» The machine emits a high-pitched sound when you press the button.» Press this button and the video will automatically tune itself to the next channel.» To turn the television on, you just push this button.» He toyed nervously with a button on his jacket as he was speaking.» I put my money in the slot and pressed the button but nothing came out.noun [C] (ON MACHINE)
► B1 a small, sometimes circular object that you press to operate a device or a machine, or an area on a computer screen that looks and acts like one of these: » He inserted the disk and pressed the "play" button.Thesaurus+: ↑Electrical switches and connectionsverb [I or T] ↑Verb Endings for button
► F0 to fasten something, usually a piece of clothing, using buttons: » Button (up) your coat, it's cold outside.Thesaurus+: ↑Fastening clothing and textiles