button

US /ˈbʌtn/

UK /'bʌtn/

A2TOEIC
n. (c./u.)Noun (Countable/Uncountable)Small round piece material used to fasten clothing
Your shirt is missing a button
v.t.Transitive VerbTo fasten e.g. a shirt, coat
It is cold outside, you better button your coat before you catch a cold
n. (c./u.)Noun (Countable/Uncountable)Switch activated by pressing
I don't know which button to press on the computer to switch it on
n. (c./u.)Noun (Countable/Uncountable)A knob or switch that you press to operate a machine or device.
Press the button to start the machine.
n. (c./u.)Noun (Countable/Uncountable)A virtual button on a computer screen that you click to perform an action.
Click the 'submit' button to send the form.
n. (c./u.)Noun (Countable/Uncountable)A flower bud.
The rose is still in button.
v.i.Intransitive VerbTo stop talking; to keep quiet.
He was told to button his lip and not say anything.
n. (c./u.)Noun (Countable/Uncountable)Something resembling a button in shape or appearance.
His nose was as red as a button.
v.t.Transitive VerbTo suppress or restrain (feelings, etc.).
He tried to button his anger, but couldn't.

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