Memorial Day

noun

1
: May 30 formerly observed as a legal holiday in most states of the U.S. in remembrance of war dead
2
: the last Monday in May observed as a legal holiday in most states of the U.S.
3

Examples of Memorial Day in a Sentence

Recent Examples on the Web
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Those projects are slated to be completed by Memorial Day. Ryan Hughes, CBS News, 20 Mar. 2026 The Mount Blue Sky road is typically open from Memorial Day through Labor Day. John Meyer, Denver Post, 19 Mar. 2026 In May 1973, just before the Memorial Day holiday and the launch of summer road travels, the prospect of shortages was clear. Patt Morrison, Los Angeles Times, 18 Mar. 2026 Both pools will open this summer around Memorial Day weekend. Alicia Fabbre, Chicago Tribune, 18 Mar. 2026 See All Example Sentences for Memorial Day

Word History

First Known Use

1868, in the meaning defined at sense 1

Time Traveler
The first known use of Memorial Day was in 1868

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Cite this Entry

“Memorial Day.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Memorial%20Day. Accessed 27 Mar. 2026.

Kids Definition

Memorial Day

noun
1
: May 30 once observed as a legal holiday in honor of those who died in war
2
: the last Monday in May observed as a legal holiday in most states of the U.S.

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