as in mistake
an instance of confusion
there was a foul-up with our mail order, and not one item arrived as ordered
Synonyms & Similar Words
Relevance
1
as in to fumble
to make or do (something) in a clumsy or unskillful way
tried not to foul up the football play
Synonyms & Similar Words
Antonyms & Near Antonyms
2
as in to trip
to make a mistake
unfortunately, I fouled up and in my e-mail gave everyone the wrong date for the meeting
Synonyms & Similar Words
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
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Recent Examples of foul-up
Lance Eliot, Forbes, 7 Sep. 2024
Rather, inflation had arisen from supply chain foul-ups caused by the Covid epidemic, an act of God rendered worse by comic-opera mismanagement under President Donald Trump.
—Timothy Noah, The New Republic, 30 June 2023
Todd Boss, Forbes.com, 15 Aug. 2025
Year-long court battles have been waged over exactly how clean the water in the Everglades has to be without fouling up the whole system.
—Alex Harris
july 3, Miami Herald, 3 July 2025
See All Example Sentences for foul-up
Noun
That foul-up then gets included in the series of questions and answers, causing the final answer to go askew.
—Lance Eliot, Forbes, 7 Sep. 2024
Rather, inflation had arisen from supply chain foul-ups caused by the Covid epidemic, an act of God rendered worse by comic-opera mismanagement under President Donald Trump.
—Timothy Noah, The New Republic, 30 June 2023
Verb
Also, if Utah or Miami were to score an upset in the opening round, St. Louis would have first dibs at taking that team instead of Orlando, which would foul up these predictions completely.
—Todd Boss, Forbes.com, 15 Aug. 2025
Year-long court battles have been waged over exactly how clean the water in the Everglades has to be without fouling up the whole system.
—Alex Harris
july 3, Miami Herald, 3 July 2025
See All Example Sentences for foul-up
Recent Examples of Synonyms for foul-up
Noun
-
But making a mistake can mean you get hit with an inaccurate tax bill or, worse, an audit.—
Jasmin Suknanan,
CNBC,
14 Feb. 2026
-
Trying to fix a mistake before someone finds out?—
USA TODAY,
USA Today,
14 Feb. 2026
Verb
-
The attempt to create a viable and vibrant residential hub arrives after years of neglect and fumbled strategies by the prior owner, an affiliate of real estate firm Z&L Properties.—
George Avalos,
Mercury News,
5 Feb. 2026
-
The Blue Demons’ guard panicked, fumbling the ball, and Fudd read her perfectly.—
Emily Adams,
Hartford Courant,
5 Feb. 2026
Verb
-
Rory Guilday spent two minutes in the penalty box due to a tripping penalty.—
Isabel Yip,
NBC news,
9 Feb. 2026
-
Gueye appeared to trip Reid, who got up and immediately got in the face of Gueye, setting off a scuffle.—
CBS News,
CBS News,
9 Feb. 2026
Noun
-
An Olympic official said there was a mix-up with Valieva's grandfather's heart medication.—
Kiki Intarasuwan,
CBS News,
6 Feb. 2026
-
Just last year, the Orlando Sentinel highlighted this systemic vulnerability through the harrowing story of a Georgia woman who unknowingly became a surrogate for another couple’s child after an embryo mix-up.—
Robert Travieso,
The Orlando Sentinel,
30 Jan. 2026
Verb
-
There was a short pursuit on the freeway, which ended when a tire blew on the SUV.—
Karen Kucher,
San Diego Union-Tribune,
10 Feb. 2026
-
Taubitz remains the one to beat, but after her teammate faltered on her third run, the medal competition was blown open.—
Sean Nevin,
NBC news,
10 Feb. 2026
Verb
-
Jaelin Kauff is easily through after her quarterfinal opponent Anastassiya Gordodko stumbles.—
Sean Nevin,
NBC news,
14 Feb. 2026
-
Gold-medal favorite figure skater Ilia Malinin stumbled to eighth in stunning fashion, citing the pressure of his first Olympics.—
Los Angeles Times,
Los Angeles Times,
14 Feb. 2026
Noun
-
The crossing was closed Friday and Saturday because of confusion around operations.—
SAMY MAGDY,
Arkansas Online,
9 Feb. 2026
-
Former Kansas City Chiefs owner Lamar Hunt felt that there would be confusion over the fact that the Super Bowl itself took place the year after the NFL’s regular-season games.—
The Athletic NFL Staff,
New York Times,
8 Feb. 2026
Verb
-
The climate may get screwed up in new ways as scientists attempt to turn the planet’s temperature dial down.—
Christian Elliott,
The Atlantic,
31 Jan. 2026
-
What Mager is showing here is the difference between kids and adults, the openness and willingness to be bold and confront things head on with matter-of-fact honesty in a world that is being screwed up by their elders and those in charge.—
Pete Hammond,
Deadline,
26 Jan. 2026
Cite this Entry
“Foul-up.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/foul-up. Accessed 15 Feb. 2026.
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