1. A plan or scheme that contains errors, defects, or weaknesses that prevent it from being effective or successful
The flawed plan failed to account for unexpected expenses.
O plano com falhas não levou em conta as despesas inesperadas.
2. A strategy or design that has logical, practical, or structural problems
Their flawed plan was rejected by the committee.
Seu plano com falhas foi rejeitado pela comissão.