1
: a stroke of luck
the discovery was a fluke
Her second championship shows that the first one was no mere fluke.
2
: an accidentally successful stroke at billiards or pool
1
: flatfish
2
: a flattened digenetic trematode worm
broadly
: trematode compare liver fluke
1
: the part of an anchor that fastens in the ground see anchor illustration
2
: one of the lobes of a whale's tail
Examples of fluke in a Sentence
Noun (1)
the discovery of oil on their property was just an amazing fluke
Recent Examples on the Web
Hunter Patterson, New York Times, 12 July 2025
And this isn't a fluke: over the past 15 years, the U.S. has run a trade surplus with Brazil totaling $410 billion.
—Arick Wierson, MSNBC Newsweek, 11 July 2025
The researchers even suggest there’s a 99.4% probability that the detection of these compounds wasn’t a fluke – a figure that, with repeat observations, could reach the gold standard for statistical certainty in the sciences.
—Oliver Swainston, Space.com, 28 June 2025
The fact that one album could sustain a global career for over 25 years isn’t a fluke.
—Sughnen Yongo, Forbes.com, 8 July 2025
See All Example Sentences for fluke
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Noun
If the Pistons plan to take steps forward next season to move past the first round of the playoffs, Holland will need to show consistently that Friday was not a fluke.
—Hunter Patterson, New York Times, 12 July 2025
And this isn't a fluke: over the past 15 years, the U.S. has run a trade surplus with Brazil totaling $410 billion.
—Arick Wierson, MSNBC Newsweek, 11 July 2025
The researchers even suggest there’s a 99.4% probability that the detection of these compounds wasn’t a fluke – a figure that, with repeat observations, could reach the gold standard for statistical certainty in the sciences.
—Oliver Swainston, Space.com, 28 June 2025
The fact that one album could sustain a global career for over 25 years isn’t a fluke.
—Sughnen Yongo, Forbes.com, 8 July 2025
See All Example Sentences for fluke
Cite this Entry
“Fluke.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fluke. Accessed 29 Jul. 2025.
Copy CitationKids Definition
fluke
1 of 3 noun
: any of various trematode flatworms compare liver fluke
fluke
2 of 3 noun1
: the part of an anchor that digs into the ground
2
: a barbed head (as of a harpoon)
3
: one of the lobes of a whale's tail
fluke
3 of 3 noun
: a stroke of good luck
won by a fluke
fluky
adjective
ˈflü-kē
Medical Definition
fluke
noun
: a flattened digenetic trematode worm
broadly
: trematode see liver fluke
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