[ jak-it ]
/ ˈdʒæk ɪt /


verb (used with object)

to put a jacket on (someone or something).

Origin of jacket

1425–75; late Middle English jaket < Middle French ja(c)quet, equivalent to jaque jack4 + -et -et

Related forms

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for jacket

British Dictionary definitions for jacket


/ (ˈdʒækɪt) /



(tr) to put a jacket on (someone or something)

Derived Forms

jacketed, adjectivejacket-like, adjective

Word Origin for jacket

C15: from Old French jaquet short jacket, from jacque peasant, from proper name Jacques James
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for jacket


[ jăkĭt ]


A fixed bandage applied around the body to immobilize the spine.
An artificial crown of a tooth composed of fired porcelain or acrylic resin.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.