à prova de tolos
1. Designed or planned so carefully that it cannot fail or be misused, even by someone who is careless or inexperienced
This foolproof recipe is so easy that even a beginner can make it perfectly.
Esta receita à prova de tolos é tão fácil que até um iniciante consegue preparar perfeitamente.
2. Incapable of going wrong; certain to succeed
We have a foolproof plan to win the competition.
Temos um plano à prova de tolos para vencer a competição.
3. Simple and easy to use without risk of error or damage
The new software has a foolproof interface that makes it accessible to all users.
O novo software tem uma interface à prova de tolos que o torna acessível a todos os usuários.
In American English, 'foolproof' is commonly used in consumer products, instructions, and business contexts to emphasize reliability and ease of use. In Brazilian Portuguese, 'à prova de tolos' maintains the same marketing appeal but is slightly more colloquial. The term reflects cultural values around efficiency, accessibility, and the democratization of technology and complex processes.
NYC Slang
Can't-miss or No-brainer when referring to certainty; 'dummy-proof' as alternative colloquial form
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