Definify.com

Webster 1913 Edition


Jacket

Jack′et

,
Noun.
[F.
jaquette
, dim. of
jaque
. See 3d
Jack
,
Noun.
]
1.
A short upper garment, extending downward to the hips; a short coat without skirts.
2.
An outer covering for anything, esp. a covering of some nonconducting material such as wood or felt, used to prevent radiation of heat, as from a steam boiler, cylinder, pipe, etc.
3.
(Mil.)
In ordnance, a strengthening band surrounding and reënforcing the tube in which the charge is fired.
4.
A garment resembling a waistcoat lined with cork, to serve as a life preserver; – called also
cork jacket
.
Blue jacket
.
(Naut.)
See under
Blue
.
Steam jacket
,
a space filled with steam between an inner and an outer cylinder, or between a casing and a receptacle, as a kettle.
To dust one’s jacket
,
to give one a beating.
[Colloq.]

Jack′et

,
Verb.
T.
1.
To put a jacket on; to furnish, as a boiler, with a jacket.
2.
To thrash; to beat.
[Low]

Webster 1828 Edition


Jacket

JACK'ET

,
Noun.
A short close garment worn by males, extending downwards to the hips; a short coat.

Definition 2021


jacket

jacket

English

Noun

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 removable or replaceable protective or insulating cover for an object (eg a book, hot water tank.)
  4. (slang) A police record.
    • 1995, Clockers, 00:26:00:
      "We got a crowd of black, white customers, out-of-state license plates, what have you. Somebody gonna check that out. They gonna drop a dime on me, call 911. With my jacket, I can't go back to jail."
    • 1995, Clockers, 00:43:50:
      "Yo's jacket shows possession with intent, possession of unlicensed firearm, and assault, for which he still owes three years."
  5. (military) In ordnance, a strengthening band surrounding and reinforcing the tube in which the charge is fired.

Synonyms

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

Derived terms

Descendants

Translations

Verb

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

  1. (transitive) To enclose or encase in a jacket or other covering.
    • 1897, Alexander James Wallis-Tayler, Motor Cars Or Power-carriages for Common Roads
      ...to...prevent...the loss of heat...there is also a layer of silicate cotton or slag wool. This latter material is also employed to jacket the chimney for a certain portion of its length.