a jack consisting of the union of a national flag or ensign, as the U.S. jack, which has the white stars and blue field of the union of the U.S. national flag.
(often initial capital letter) the British national flag.
any flag the overall design of which is a union.
a common name for Union flag
(often not capitals) a national flag flown at the jackstaff of a vessel
First recorded in 1665–75
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Initially, 164 union jack flags will be displayed at a cost of about £457 per flag including brackets, traffic management and cherry pickers.
From BBC ● Oct. 24, 2025
More than 150 union jack flags will be displayed in 82 locations in Rushcliffe, Broxtowe, Bassetlaw, Newark, Mansfield, Ashfield and Gedling.
From BBC ● Oct. 24, 2025
As protesters gathered outside the hotel again on Friday evening with banners and union jack and England flags, feelings on the High Street were mixed.
From BBC ● Aug. 29, 2025
It gets to the heart of how many Britons' relationship with the union jack and the four nations' flags is complex.
From BBC ● Aug. 23, 2025
Stars and stripes are so-so—showy, perhaps; but my colours is the union jack, which I am told has the remarkable property of having braved a thousand years the battle and the breeze.
From The Letters of Charles Dickens Vol. 1, 1833-1856 by Hogarth, Georgina
More than 1,000 people -- many waving Union Jack and England flags -- attended Tuesday's protest.
From Barron's ● Jun. 3, 2026
Stormzy's vest, which was designed by Banksy and emblazoned with the Union Jack, is displayed near the end of the exhibition - illustrating how music can address issues of national identity, street crime, and prejudice.
From BBC ● Apr. 14, 2026
For a long time public television was the sole entry port for British shows, and it still waves that Union Jack.
From Los Angeles Times ● Dec. 29, 2025
The Union Jack waved in the night sky Thursday from one of the tallest heights of New York City.
From The Wall Street Journal ● Nov. 21, 2025
Hamilton insisted on flying the British Union Jack.
From "Hole in My Life" by Jack Gantos
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
