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.
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Recent Examples of foolproof
Fencing is the only foolproof way to keep critters out.
—
Donna Vickroy, Chicago Tribune, 14 May 2026
The available detectors are not foolproof.
—Rose Horowitch, The Atlantic, 12 May 2026
While some might think signing Bauer might be a risky move for an MLB organization, Bauer feels his plan is foolproof in that regard.
—Los Angeles Times, 8 May 2026
Roasting is the foolproof technique to cooking a thick fillet of salmon.
—Ashlyn Ware, Midwest Living, 1 May 2026
See All Example Sentences for foolproof
Donna Vickroy, Chicago Tribune, 14 May 2026
The available detectors are not foolproof.
—Rose Horowitch, The Atlantic, 12 May 2026
While some might think signing Bauer might be a risky move for an MLB organization, Bauer feels his plan is foolproof in that regard.
—Los Angeles Times, 8 May 2026
Roasting is the foolproof technique to cooking a thick fillet of salmon.
—Ashlyn Ware, Midwest Living, 1 May 2026
See All Example Sentences for foolproof
Recent Examples of Synonyms for foolproof
Adjective
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Nations are made up of individuals, and the dealings of government with individuals are the ultimate and perfect test of its constitutional character.—
Ruth Marcus,
New Yorker,
21 May 2026
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Will Game 1 in Hamilton be perfect?—
Hailey Salvian,
New York Times,
21 May 2026
Adjective
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Cook without Jobs would have run a flawless operation with nothing remarkable to operate.—
Jodie Cook,
Forbes.com,
24 May 2026
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And third baseman D’Angelo Duran and shortstop Ethan Sanchez were flawless on ground balls.—
Eric Sondheimer,
Los Angeles Times,
23 May 2026
Adjective
-
The insoles are made from a responsive yoga mat material that offers impressive arch support, while the outsoles are a sturdy rubber that’s grippy and reliable.—
Merrell Readman,
Travel + Leisure,
26 May 2026
-
Breakfast is straightforward and reliable, but dinner is where the kitchen shines.—
Condé Nast,
Condé Nast Traveler,
26 May 2026
Cite this Entry
“Foolproof.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/foolproof. Accessed 27 May. 2026.
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