04/05/2019 9:52:00 Union jack Union jack
What is Union jack?
Union jack definition and meaning on Dictionary terms:
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.