Jump To:

• 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.

---

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.

---

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

---

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

---

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

The flag day in 1987 on which all of the non-local groups on the Usenet had their names changed from the net.- format to the current multiple-hierarchies scheme.

From The Jargon File, Version 4.2.2, 20 Aug 2000 by Guy L. Steele

“We do Flag Day real big up here,” notes one of many cheerful residents of Three Oaks, Mich., in a literally and figuratively flag-waving documentary about the immensely pleasing nature of small-town pride.

From The Wall Street Journal ● Jun. 11, 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

The agency also added Flag Day, which is Trump’s birthday, as a free entry day.

From Los Angeles Times ● Jan. 16, 2026

Match officials and players from both teams came out draped in Ukrainian flags, to mark National Flag Day.

From BBC ● Aug. 23, 2022

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