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Definitions

foolproof

[fool-proof] / ˈfulˌpruf /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

While some might think signing Bauer might be a risky move for an MLB organization, Bauer feels his plan is foolproof in that regard.

From Los Angeles Times • May 8, 2026

Kelly is no foolproof indicator of where the right is headed; she bet against Trump, after all.

From Slate • May 6, 2026

Adding Extra Security at Home: Even your home network isn’t foolproof.

From Salon • Feb. 12, 2026

Leaders said grabbing sovereign assets would set a dangerous precedent and that a complex plan prepared by the European Union wasn’t foolproof.

From The Wall Street Journal • Dec. 19, 2025

With eyes closed they inhaled deeply, for a good, concentrated sniff was the most foolproof way of knowing what was what.

From "The Long-Lost Home" by Maryrose Wood




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