Longman Dictionary of Contemporary English homepage

foolproof

 adjective
     
fool‧proof
a foolproof method, plan, system etc is certain to be successful [= infallible]:
a foolproof way of preventing credit card fraud
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.

Explore our topic dictionary

Browse the dictionary