know nothing

• Não ter conhecimento, informação ou entendimento sobre algo; estar completamente alheio ou desinformado a respeito de um assunto, situação ou fato.

To be completely unaware or uninformed about a particular subject, situation, or event; to have no knowledge or understanding of something.

1. Lack of knowledgeA2informal

   To have no information or understanding about a particular subject or situation.

   Não saber nada

   • I know nothing about car engines.
   • She knows nothing of the plan.
   • He knows nothing about cooking.

2. Denial of involvementB1informal

   Used to claim complete ignorance of an event or action, often to avoid responsibility.

   Não saber de nada

   • When asked about the missing money, he said, 'I know nothing.'
   • She knows nothing about the surprise party.
   • They know nothing about the accident.