1. To weaken, damage, or reduce the effectiveness of someone's ability to do something
The lack of funding will undermine the team's capability to deliver the project on time.
A falta de financiamento minará a capacidade do time de entregar o projeto no prazo.
2. To gradually erode or compromise someone's skills, resources, or competence
Constant criticism can undermine an employee's capability to perform well.
Críticas constantes podem minar a capacidade de um funcionário desempenhar bem.