1

jacket

noun jack·et \ ˈja-kət \
Updated on: 17 Nov 2017

Definition of jacket

1 a : a garment for the upper body usually having a front opening, collar, lapels, sleeves, and pockets
b : something worn or fastened around the body but not for use as clothing
2 a (1) : the natural covering of an animal
(2) : the fur or wool of a mammal
b : the skin of a potato
3 : an outer covering or casing: such as
a (1) : a thermally nonconducting cover
(2) : a covering that encloses an intermediate space through which a temperature-controlling fluid circulates
(3) : a tough cold-worked metal casing that forms the outer shell of a built-up bullet
b (1) : a wrapper or open envelope for a document
(2) : an envelope for enclosing registered mail during delivery from one post office to another
c (1) : a detachable protective cover for a book
(2) : a paper or cardboard envelope for a phonograph record

jacketless

play \-ləs\ adjective

Examples of jacket in a Sentence

  1. a suit with a double-breasted jacket

  2. slip the art book into its jacket so it won't get dirty

Recent Examples of jacket from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'jacket.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of jacket

Middle English jaket, from Anglo-French jackés, plural, diminutive of Middle French jaque short jacket, from jacques peasant, from the name Jacques James


2

jacket

verb

Definition of jacket

transitive verb
: to put a jacket on : enclose in or with a jacket

Recent Examples of jacket from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'jacket.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of jacket

1856



JACKET Defined for Kids

jacket

noun jack·et \ ˈja-kət \

Definition of jacket for Students

1 : a short coat
2 : an outer cover or casing
  • a book jacket

Medical Dictionary

jacket

noun jack·et \ ˈjak-ət \

medical Definition of jacket

1 : a rigid covering that envelops the upper body and provides support, correction, or restraint

Law Dictionary

jacket

noun jack·et

legal Definition of jacket

: a standard insurance policy to which other coverage or exclusions may be attached


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