What does foolproof mean?
Foolproof means Of a device: protected against, or designed to be proof against, misuse or error..
Foolproof
/ˈfuːl ˌpɹuːf/ · adjective
Meaning
Of a device: protected against, or designed to be proof against, misuse or error..
Definitions by Sense
- Of a device: protected against, or designed to be proof against, misuse or error.
- Of an idea or plan: certain to succeed in all eventualities, or claimed to be so; infallible.
- (transitive) To render (something) foolproof.
Example Sentences
Dill had hit upon a foolproof plan to make Boo Radley come out at no cost to ourselves (place a trail of lemon drops from the back door to the front yard and he’d follow it, like an ant).
My foolproof recipe is my gâteau fermière.
From Nigella Lawson’s effortless spaghetti with Marmite to Chetna Makan’s foolproof chicken curry – the recipes to turn to when you want easy but tasty suppers
We foolproofed the operations.
Synonyms for foolproof
Antonyms for foolproof
Related Words
Word Forms
- more foolproof
- most foolproof
- foolproofs
- foolproofing
- foolproofed
Usage Notes
Choose a synonym only when it preserves the intended meaning, tone, and grammar of the full sentence.
Practice and Learn More
Frequently Asked Questions
What is a synonym for foolproof?
Common synonyms include infallible, unfailing, goofproof.
What is the opposite of foolproof?
The opposite depends on the specific sense.
How do you use foolproof in a sentence?
Dill had hit upon a foolproof plan to make Boo Radley come out at no cost to ourselves (place a trail of lemon drops from the back door to the front yard and he’d follow it, like an ant).
Sources & Attribution
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.