synonyms, antonyms, definitions, examples & translations of jacket in English

English Online Dictionary. What means jacket‎? What does jacket mean?



From Middle French jacquet, diminutive of Old French jaque.


  • (Received Pronunciation) IPA(key): /ˈd͡ʒæk.ɪt/
  • (US)
    • (General American) IPA(key): /ˈd͡ʒæk.ɪt/
    • (weak vowel merger) IPA(key): /ˈd͡ʒæk.ət/
  • Hyphenation: jack‧et
  • Rhymes: -ækɪt


jacket (plural jackets)

  1. A piece of clothing worn on the upper body outside a shirt or blouse, often waist length to thigh length.
  2. A piece of a person's suit, beside trousers and, sometimes, waistcoat; coat (US)
  3. A protective or insulating cover for an object (e.g. a book, hot water tank, bullet.)
  4. (slang) A police record.
    • 2014, Inherent Vice, 01:54:00:
      "I need to look up somebody's jacket."
  5. (military) In ordnance, a strengthening band surrounding and reinforcing the tube in which the charge is fired.
  6. The tough outer skin of a baked potato.
    Cook the potatoes in their jackets.
  7. (Jamaica) A bastard child, in particular one whose father is unaware that they are not the child’s biological father.
  8. (Appalachia) A vest(US); a waistcoat (UK)


  • (piece of a person's suit): coat (US)
  • (removable protective cover): sleeve

Derived terms




jacket (third-person singular simple present jackets, present participle jacketing, simple past and past participle jacketed)

  1. To confine (someone) to a straitjacket. [from 18th c.]
  2. (transitive) To enclose or encase in a jacket or other covering. [from 19th c.]

Derived terms

  • bad-jacket
  • snitch-jacket


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This article based on an article on Wiktionary. The list of authors can be seen in the page history there. The original work has been modified. This article is distributed under the terms of this license.