1. Failure to perform duties or responsibilities with reasonable care and attention; substandard execution of professional or contractual obligations
The contractor was sued for negligent performance of the construction work.
O empreiteiro foi processado por desempenho negligente dos trabalhos de construção.
2. In legal contexts, performance that falls below acceptable professional standards due to carelessness or lack of diligence
The auditor's negligent performance resulted in undetected financial irregularities.
O desempenho negligente do auditor resultou em irregularidades financeiras não detectadas.