Definition of foolproof
:so simple, plain, or reliable as to leave no opportunity for error, misuse, or failure
- a foolproof plan
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Examples of foolproof in a Sentence
DNA fingerprinting gives police a virtually foolproof way to link a suspect to a crime scene.
Recent Examples of foolproof from the Web
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As for how to treat CVS among cannabis consumers, Glatter says there’s only really one foolproof method: Stop smoking weed.
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Now, those two programs, in this season, feel foolproof.
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Reppert said the forecast is not foolproof, of course.
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But, unbelievably natural highlights just got a little more achievable, thanks to a foolproof technique celebrity colorist Matt Rez just let people in on.
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The thing is, there’s no foolproof way to tell which is which.
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Not getting your roots done is a foolproof way into the look, but other stylists, like Sharon Dorram, a celebrity colorist at Sally Hershberger's New York salon, warn that a harsh stripe of roots can backfire.
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Even this suggested method is unlikely to be foolproof.
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Unfortunately, there's never been a foolproof way to safeguard against ticks.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'foolproof.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of foolproof
1902
FOOLPROOF Defined for English Language Learners
foolproof
play
adjective
Definition of foolproof for English Language Learners
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: done, made, or planned so well that nothing can go wrong
FOOLPROOF Defined for Kids
foolproof
play
adjective
fool·proof
\
ˈfül-ˈprüf
\
Definition of foolproof for Students
:done, made, or planned so well that nothing can go wrong
- a foolproof recipe
Learn More about foolproof
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See words that rhyme with foolproof Spanish Central: Translation of foolproof Nglish: Translation of foolproof for Spanish speakers
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