1. A lack of adequate or enough data, facts, or details needed to make a decision, complete a task, or reach a conclusion
We cannot proceed with the project due to insufficient information about the client's requirements.
Não podemos prosseguir com o projeto devido à informação insuficiente sobre os requisitos do cliente.
2. An inadequate amount of knowledge or evidence to support a claim or argument
The judge ruled that there was insufficient information to convict the defendant.
O juiz decidiu que havia informação insuficiente para condenar o réu.