• (British, America) IPA: /ˈbʌ.tən/, /ˈbʌʔ.n̩/, [ˈbʌʔ.tən], [ˈbʌʔ.tⁿn̩], /ˈbʌt.n̩/,

From Middle English boton, botoun, from Old French boton (Modern French bouton), from Old French bouter, boter ("to push; thrust"), ultimately from a Germanic - language.

button (plural buttons)

1. A knob or disc that is passed through a loop or (buttonhole), serving as a fastener. [from mid-13th c.]
   • 1897 December (indicated as 1898), Winston Churchill, chapter I, in The Celebrity: An Episode, New York, N.Y.: The Macmillan Company; London: Macmillan & Co., Ltd., →OCLC ↗:

     I liked the man for his own sake, and even had he promised to turn out a celebrity it would have had no weight with me. I look upon notoriety with the same indifference as on the buttons on a man's shirt-front, or the crest on his note-paper.

   April fastened the buttons of her overcoat to keep out the wind.

2. A mechanical device meant to be pressed with a finger in order to open or close an electric circuit or to activate a mechanism.

   Pat pushed the button marked "shred" on the blender.

3. (graphical user interface) An on-screen control that can be selected as an activator of an attached function.

   Click the button that looks like a house to return to your browser's home page.

4. (US) A badge worn on clothes, fixed with a pin through the fabric.

   The politician wore a bright yellow button with the slogan "Vote Smart" emblazoned on it.

5. (botany) A bud.
6. The head of an unexpanded mushroom.
7. (slang) The clitoris.
8. (curling) The center (bullseye) of the house.
9. (fencing) The soft circular tip at the end of a foil.
10. (poker) A plastic disk used to represent the person in last position in a poker game; also dealer's button.
11. (poker) The player who is last to act after the flop, turn and river, who possesses the button.
12. (archaic) A person who acts as a decoy.
13. A raised pavement marker to further indicate the presence of a pavement-marking painted stripe.
14. (aviation) The end of a runway.
    • 1984, Synopses of Aircraft Accidents: Civil Aircraft in Canada, page 42:

      In attempting to touch down on the button of the runway, he misjudged his altitude and struck a pile of rocks short of the runway. The right wheel was torn off and the gear leg bent backwards.

    • 1999, Les Morrison, Of Luck and War, page 69:

      The second and slightly higher aircraft on the approach showed no reaction to this barrage of pyrotechnics and continued blissfully down toward the button of the runway.

15. (South Africa, slang) A methaqualone tablet (used as a recreational drug).
16. A piece of wood or metal, usually flat and elongated, turning on a nail or screw, to fasten something, such as a door.
17. A globule of metal remaining on an assay cupel or in a crucible, after fusion.
18. A knob; a small ball; a small, roundish mass.
19. A small white blotch on a cat's coat.
20. (UK, archaic) A unit of length equal to ¹⁄₁₂ inch.
21. (generally with the) The means for initiating a nuclear strike or similar cataclysmic occurrence.
22. (glassblowing) The oblate spheroidal mass of glass attaching a stem to either its bowl or foot.
23. (lutherie) In an instrument of the violin family, the near-semicircular shape extending from the top of the back plate of the instrument, meeting the heel of the neck.
24. (lutherie) Synonym of endbutton, part of a violin-family instrument.
25. (lutherie, bowmaking) Synonym of adjuster.
26. The least amount of care or interest; a whit or jot.
27. (television) The punchy or suspenseful line of dialogue that concludes a scene.

    Synonyms: blow

    • 2006, David Kukoff, Vault Guide to Television Writing Careers, page 77:

      One thing you definitely don't want to do is write past the button. For example, a scene's natural button might run something like this:
      TONY: That kind of talk is exactly what I'm talking about.
      Whereas an example of writing past the button would sound something like this:
      TONY: That kind of talk is exactly what I'm talking about.
      CARMELLA: Okay. 'Bye.
      TONY: Bye.

28. (comedy) The final joke at the end of a comedic act (such as a sketch, set, or scene).
29. (slang) A button man; a professional assassin.
    • 1973, Mario Puzo, Francis Ford Coppola, The Godfather Part II (screenplay, second draft)

      FREDO: Mikey, why would they ever hit poor old Frankie Five-Angels? I loved that ole sonuvabitch. I remember when he was just a 'button,' when we were kids.

30. The final segment of a rattlesnake's rattle.
31. (dated, Southern US) A clove (of garlic).
32. (zoology) Pedicle; the attachment point for antlers in cervids.

• French: bouton
• German: Knopf
• Italian: bottone
• Portuguese: botão
• Russian: пу́говица
• Spanish: botón

• French: bouton, touche
• German: Taste, Knopf
• Italian: pulsante
• Portuguese: botão
• Russian: кно́пка
• Spanish: botón

• French: bouton
• German: Schaltfläche, Button
• Portuguese: botão
• Russian: кно́пка
• Spanish: botón

• French: badge, macaron
• Portuguese: bottom, botão
• Russian: значо́к
• Spanish: botón, prendedor

• French: bouton, bourgeon
• German: Knospe
• Portuguese: botão
• Russian: по́чка
• Spanish: botón, capullo

• Portuguese: grelo
• Spanish: clítoris

• Russian: кно́пка

• French: clou

From Middle English butonen, botonen, from the noun (see above).

button (buttons, present participle buttoning; simple past and past participle buttoned)

1. (transitive) To fasten with a button. [from late 14th c.]
   • 1838 March – 1839 October, Charles Dickens, chapter 50, in The Life and Adventures of Nicholas Nickleby, London: Chapman and Hall, […], published 1839, →OCLC ↗:

     He was a tall, fat, long-bodied man, buttoned up to the throat in a tight green coat.

2. (intransitive) To be fastened by a button or buttons.

   The coat will not button.

3. (informal) To stop talking.

• French: boutonner
• Portuguese: abotoar
• Russian: застёгивать
• Spanish: abotonar, abrochar

1. Surname for a maker or seller of buttons.
2. A twp in Ford County, Illinois.

1. Alternative form of Buton