Pronunciation

• (UK) (US) IPA ^(key): /ˈbʌtən/ or [ˈbʌtn̩] or [ˈbʌʔ(t̚)n̩] or [ˈbʌʔtən]Category:Entries with IPA pronunciation
• SAMPA: /"bVt.@n/

• Audio (US)

  (file)

  Category:Entries with audio pronunciation
• Hyphenation: but‧tonCategory:2-syllable words

Noun

1. (countable)Category:Countable nouns A button is a round object that can be pushed through clothing so that the clothing stays on.

   Sarah's sweater doesn't work anymore because the buttons popped off.

2. (countable)Category:Countable nouns A button is a switch that is turned on by pressing it.

   I pressed the button to turn on the television.

3. (countable)Category:Countable nouns (US) A button is a badge that can be worn of clothing and is put onto the clothing with a pin to hold it in place.

   I have a "Vote for Bush" button.

4. (uncountable)Category:Uncountable nouns (poker) If a poker player has the button, he is the last person to act on that hand.

• 
  Buttons for clothing
• 
  A button switch
• 
  Elevator buttons

Verb

1. If you button something, you fasten it with a button.
   • Antonym: unbutton

   Button up your coat!