Definition of haystack
1 : a stack of hay
2 : a vertical standing wave in turbulent river waters
Recent Examples of haystack from the Web
Sparsely populated, its fields of haystacks and wild poppy are untouched by time.
The problem with trying to buy low is that those kinds of needle-in-a-haystack pitchers tend to carry more risk than blue-chippers.
Hance is hopeful that Kim will see his bike again but likened the possibility to finding a needle in a haystack.
Neither runner found his way to home plate, akin to a needle in a haystack for the Tribe this weekend.
To see all in a room must be a powerful sight, akin to being in a gallery surrounded by Claude Monet’s haystacks.
When told it’s a needle-in-a-haystack job, she’s hooked.
To find a single tooth that changes the great ceratopsid story is luckier than finding a needle in a haystack.
A photo of Richard Anthony Jones was the 202nd needle in a haystack of mugshots of black men named Richard or Rick.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'haystack.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of haystack
HAYSTACK Defined for English Language Learners
Definition of haystack for English Language Learners
: a large pile of hay
HAYSTACK Defined for Kids
Definition of haystack for Students
: a large pile of hay stored outdoors
Seen and Heard
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