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  • blue flag
    blue flag
    noun
    any North American plant of the genus Iris, especially I. versicolor : the state flower of Tennessee.
  • Blue Flag
    Blue Flag
    noun
    an award given to a seaside resort that meets EU standards of cleanliness of beaches and purity of water in bathing areas

blue flag

American  

noun

  1. any North American plant of the genus Iris, especially I. versicolor : the state flower of Tennessee.


Blue Flag British  

noun

  1. an award given to a seaside resort that meets EU standards of cleanliness of beaches and purity of water in bathing areas

"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

Etymology

Origin of blue flag

An Americanism dating back to 1775–85


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

They circled overhead towing banners that read: "Congratulations to the New Federal State of China" and flew an unfamiliar-looking blue flag.

From BBC ● Mar. 24, 2023

At the protests, Millaray would rap or stroll among protesters with her hand-painted blue flag bearing the “Wünelfe,” an eight-point star sacred in Mapuche iconography.

From New York Times ● Jan. 27, 2023

Secor entered the Capitol while carrying a blue flag with the white letters “AF” and wearing a hat bearing the same “AF” emblem.

From Seattle Times ● Oct. 19, 2022

In each spot where they did, he bent down and planted a little blue flag and said that’s where I’d likely find my bad pipe.

From Los Angeles Times ● Jul. 13, 2022

A blue flag and a white flag dropped from the bridge simultaneously.

From "The Boys in the Boat: Nine Americans and Their Epic Quest for Gold at the 1936 Berlin Olympics" by Daniel James Brown

To get a Blue Flag, a beach must have "excellent" bathing water quality, as rated by the Environment Agency.

From BBC ● Aug. 1, 2026

“The secret is out that fall is the best time to come,” said Brad Guidi, co-founder of Blue Flag Capital, which owns five hotels on the island, including the recently renovated Brass Lantern Inn.

From The Wall Street Journal ● Jun. 20, 2026

The Blue Flag, a certification by the Foundation for Environmental Education, certifies the environmental commitment of cruise companies, marinas and beaches.

From Washington Post ● Sep. 28, 2022

The Carbis Bay Hotel & Estate, where the Woolfs stayed, has its own beach that was awarded Blue Flag eco-certification, as well as a spa.

From New York Times ● Feb. 26, 2018

Till, bathed in valor’s holy blood, The gazing world afar, Shall greet with shouts the Bonnie Blue Flag, That bears the cross and star!

From Southern War Songs Camp-Fire, Patriotic and Sentimental by Various

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