The flag of the thirteen American colonies which declared independence in 1776, consisting of red and white stripes with a Union Jack in the top corner near the hoist; compare "Union flag". historical in later use.
Origin
Mid 19th century; earliest use found in Notes and Queries.
Definition of Grand Union flag in US English:
Grand Union flag
noun
The flag of the thirteen American colonies which declared independence in 1776, consisting of red and white stripes with a Union Jack in the top corner near the hoist; compare "Union flag". historical in later use.
Origin
Mid 19th century; earliest use found in Notes and Queries.