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• flag day
  flag day

  noun

  tag day.
• Flag Day
  Flag Day

  noun

  June 14, the anniversary of the day (June 14, 1777) when Congress adopted the Stars and Stripes as the national flag of the United States.

flag day

¹ American  

noun

(sometimes initial capital letters)

1. tag day.

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Flag Day ² American  

noun

1. June 14, the anniversary of the day (June 14, 1777) when Congress adopted the Stars and Stripes as the national flag of the United States.

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Flag Day ¹ British  

noun

1. June 14, the annual holiday in the US to celebrate the adoption in 1777 of the Stars and Stripes

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flag day ² British  

noun

1. a day on which money is collected by a charity and small flags, emblems, or stickers are given to contributors

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Etymology

Origin of flag day

First recorded in 1910–15

Example Sentences

See Examples For:

flag day Flag Day

He skipped an annual ceremony on Sunday in Minsk for Belarus’s flag day, an event at which he usually speaks, leaving his prime minister to read a statement.

From New York Times ● May 15, 2023

Tuesday is Ukraine’s national flag day and Wednesday — Aug. 24 — is the celebration of independence from control by Moscow that the former Soviet Union republic declared in 1991.

From Seattle Times ● Aug. 22, 2022

"It was a red flag day the day of the fire, so there shouldn’t have been any burning."

From Fox News ● Jan. 2, 2022

If it’s a red flag day with single-digit humidity and howling Santa Ana or Diablo winds, chances are greater that a few sparks can quickly explode into a freeway-hopping conflagration that sets entire communities ablaze.

From Los Angeles Times ● Jan. 5, 2020

A worker at Cambridge went to a neighbouring village to arrange a flag day on behalf of our war fund.

From The Romance of the Red Triangle The story of the coming of the red triangle and the service rendered by the Y.M.C.A. to the sailors and soldiers of the British Empire by Arthur Keysall Yapp

Trump could announce the 250 acts of mercy on June 14, which is both Flag Day and his birthday, or on the Fourth of July, some of the people said.

From The Wall Street Journal ● May 13, 2026

That moment came courtesy of a guy wearing a Cubs uniform, but Monday grew up in Santa Monica and delivered his spontaneous commemoration of Flag Day in the year of America’s bicentennial.

From Los Angeles Times ● Apr. 19, 2026

The lightweight championship clash will top a bill of six fights set to take place on the US Flag Day holiday and the 80th birthday of President Donald Trump, who is an avowed UFC fan.

From Barron's ● Mar. 8, 2026

Most U.S. states now hold celebrations honoring Juneteenth as a holiday or a day of recognition, like Flag Day.

From Washington Times ● Jun. 7, 2023

If by “celebrity,” you mean the guy who tosses candy from the back of a red convertible that leads Batavia’s annual Flag Day parade.

From "Love, Hate & Other Filters" by Samira Ahmed