Synonym: clasp, close, fasten, hook. Antonym: unbutton. Similar words: button up, put to, cotton, butt, mutter, shuttle, scuttle, butterfly. Meaning: ['bʌtn] 
n. 1. a round fastener sewn to shirts and coats etc to fit through buttonholes 2. an electrical switch operated by pressing 3. any of various plant parts that resemble buttons 4. a round flat badge displaying information and suitable for pinning onto a garment 5. a female sexual organ homologous to the penis 6. a device that when pressed will release part of a mechanism 7. any artifact that resembles a button. v. 1. provide with buttons 2. fasten with buttons.
n. 1. a round fastener sewn to shirts and coats etc to fit through buttonholes 2. an electrical switch operated by pressing 3. any of various plant parts that resemble buttons 4. a round flat badge displaying information and suitable for pinning onto a garment 5. a female sexual organ homologous to the penis 6. a device that when pressed will release part of a mechanism 7. any artifact that resembles a button. v. 1. provide with buttons 2. fasten with buttons. 
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31. Button your coat, it's cold out.
32. Most coats, jackets or blouses button at the front.
33. A button had come off my coat.
34. Press the button, then the machine will work.
35. The button had left an imprint on my arm.
36. She pressed the button but nothing happened.
37. You've got it on the button!
38. I punched the button to summon the elevator.
39. Drago pressed a button and the door closed.
40. Who's Gloria Button when she's at home?
41. Use this button to adjust the contrast.
42. He unfastened the top button of his shirt.
43. Just point the camera and press the button.
44. Button it, OK! I'm trying to think.
45. The button on his jeans went POP.
46. He can't do his top button up.
47. My coat has lost a button.
48. His remark was right on the button.
49. The cop told him to button his lip.
50. In case of emergency , press the alarm button.
51. Press the wrong button and you've had it.
52. I can't unfasten this button/belt.
53. At a/the touch of a button[Sentencedict.com], the door opened.
54. Click the left mouse button twice.
55. There's a button missing from your shirt.
56. Click the OK button to start.
57. He is sewing a button on.
57. Sentencedict.com try its best to collect and build good sentences.
58. She deposited a quarter and pushed the button.
59. You switch the radio on by pressing this button.
60. He didn't even button his coat.
More similar words: button up, put to, cotton, butt, mutter, shuttle, scuttle, butterfly, tone, get on, put through, cut through, act on, sit on, put on, fit to, wait on, rest on, at once, next to, count on, admit to, adapt to, point to, ought to, get together, react to, comment on, all at once, autonomy.