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Definition of foolproof adjective from the Oxford Advanced Learner's Dictionary

foolproof

adjective
 
/ˈfuːlpruːf/
 
/ˈfuːlpruːf/
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  1. (of a plan, machine, method, etc.) very well designed and easy to use so that it cannot fail and you cannot use it wrongly synonym infallible
    • This recipe is foolproof—it works every time.
    • No system can ever be completely foolproof.
    • The system is virtually foolproof.
    • We’re trying to work out a way to make the system foolproof.
    Topics Successc2
    Oxford Collocations Dictionaryverbs
    • be
    • seem
    • make something
    adverb
    • absolutely
    • nearly
    • virtually
    See full entry
See foolproof in the Oxford Advanced American Dictionary
previously
adverb
 
 
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