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Learn the meaning of foolproof, an adjective that describes something so simple, plain, or reliable as to leave no opportunity for error, misuse, or failure. See examples of foolproof in a sentence, word history, synonyms, and related words.
Foolproof means (of a plan or machine) so simple and easy to understand that it is unable to go wrong or be used wrongly. Learn more about the word, its synonyms, antonyms, and usage in sentences from the Cambridge Dictionary.
Foolproof means so simple and easy to understand that it is unable to go wrong or be used wrongly. Learn how to use this adjective in different contexts, see related words and phrases, and hear the pronunciation.
Foolproof definition: involving no risk or harm, even when tampered with.. See examples of FOOLPROOF used in a sentence.
Definition of foolproof adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Synonyms for FOOLPROOF: perfect, flawless, reliable, infallible, sure, unfailing, unerring, certain; Antonyms of FOOLPROOF: defective, imperfect, faulty, flawed, unreliable, undependable, fallible.
When something is bound to work out, you can call it foolproof. Your foolproof plan for having a great summer might involve spending lots of time at the beach. If your dog tends to wander and can also jump six feet in the air, a foolproof plan for keeping her in your yard might involve an eight foot fence.
