1
: a stack of hay
2
: a vertical standing wave in turbulent river waters
Examples of haystack in a Sentence
Recent Examples on the Web
Self-driving and a needle in a (literal) haystack challenge?
—
Nick Caruso, TVLine, 16 Apr. 2025
But without clear-cut guidance, most feel like wading through a thousand haystacks.
—Phillimon Zongo, Forbes.com, 7 May 2025
That search for a needle in the haystack took over a year for Segar and onewith.
—Brandon Kochkodin, Forbes.com, 26 Apr. 2025
Teams had to choose between finding a bracelet in ginormous haystacks and delivering heaps of heavy wood via backpack and wheelbarrow, and both tasks turned out to be feats of strength.
—Nick Caruso, TVLine, 16 Apr. 2025
See All Example Sentences for haystack
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Nick Caruso, TVLine, 16 Apr. 2025
But without clear-cut guidance, most feel like wading through a thousand haystacks.
—Phillimon Zongo, Forbes.com, 7 May 2025
That search for a needle in the haystack took over a year for Segar and onewith.
—Brandon Kochkodin, Forbes.com, 26 Apr. 2025
Teams had to choose between finding a bracelet in ginormous haystacks and delivering heaps of heavy wood via backpack and wheelbarrow, and both tasks turned out to be feats of strength.
—Nick Caruso, TVLine, 16 Apr. 2025
See All Example Sentences for haystack
Cite this Entry
“Haystack.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/haystack. Accessed 14 Jul. 2025.
Copy CitationKids Definition
haystack
noun
hay·stack
-ˌstak 
: a stack of hay
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