as in perfect
done, made, or planned so well that nothing can go wrong
a foolproof plan DNA fingerprinting gives police a virtually foolproof way to link a suspect to a crime scene.
Related Words
Relevance
Dissimilar Words
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of foolproof
Potted plants are a foolproof way to introduce color and personality to your home exterior.
—
Sophie Flaxman, Better Homes & Gardens, 11 June 2025
Yes, good old paper is the best and only way to have foolproof elections.
—New York Daily News Editorial Board, New York Daily News, 29 May 2025
But maybe throwing your script into a pit of other scripts in the hopes of earning someone’s attention was never a foolproof strategy.
—Harrison Richlin, IndieWire, 6 May 2025
But fear not—Vogue has a foolproof guide for nailing a beach wedding.
—Christian Allaire, Vogue, 28 Apr. 2025
See All Example Sentences for foolproof
Sophie Flaxman, Better Homes & Gardens, 11 June 2025
Yes, good old paper is the best and only way to have foolproof elections.
—New York Daily News Editorial Board, New York Daily News, 29 May 2025
But maybe throwing your script into a pit of other scripts in the hopes of earning someone’s attention was never a foolproof strategy.
—Harrison Richlin, IndieWire, 6 May 2025
But fear not—Vogue has a foolproof guide for nailing a beach wedding.
—Christian Allaire, Vogue, 28 Apr. 2025
See All Example Sentences for foolproof
Recent Examples of Synonyms for foolproof
Adjective
-
For the first three innings, Liberatore was perfect, but the Rockies reached him for three hits in the fourth and ran him off the mound in the fifth.—
Patrick Saunders,
Denver Post,
13 Aug. 2025
-
Of course, this Saturday would be a perfect time to visit the exhibition as the Spirit of ’45 Living History Day and Swing Dance will be taking place, starting at 2 p.m.—
Sal Pizarro,
Mercury News,
13 Aug. 2025
Adjective
-
Why Preference Learning Wins Humans are far better at choosing between options than at crafting flawless answers from scratch.—
Ashutosh Synghal,
Forbes.com,
6 Aug. 2025
-
Meg went straight to her and dropped a deep, flawless curtsy.—
Jack Royston,
MSNBC Newsweek,
31 July 2025
Adjective
-
Also moving across is Alpecin Deceuninck’s Edward Planckaert, known for his one-day and stage racing and being a reliable cog in sprint leadouts.—
Jessica Hopkins,
New York Times,
15 Aug. 2025
-
Blackouts have nevertheless become a common occurrence in the country's scorching summers, and shorter power cuts take place almost daily, with many Iraqis depending on private generators for reliable power — while those without that access are left to suffer.—
Natasha Turak,
CNBC,
15 Aug. 2025
Cite this Entry
“Foolproof.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/foolproof. Accessed 20 Aug. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share