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English definition of “button”

button

noun [C]  /ˈbʌt·ən/ us  

button noun [C] (CLOTHING FASTENER)

a small, usually circular object that is sewn on a shirt, coat, or other piece of clothing, and is used to fasten it A button is also a small, usually circular sign that you can pin on your clothes: When you pay the admission fee at the museum, they give you a button to wear to show you’ve paid.

button noun [C] (OBJECT YOU PRESS)

a small object that you press to operate a device or a machine: The button on the left starts the tape recorder and the one on the right stops it.

button

verb [T] /ˈbʌt·ən/

button verb [T] (FASTEN)

to fasten something, usually a piece of clothing, using buttons: He buttoned his shirt.
(Definition of button from the Cambridge Academic Content Dictionary © Cambridge University Press)
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