1. Employees or workers who lack the necessary skills, knowledge, or ability to perform their job duties effectively
The company's incompetent staff led to numerous errors in the project.
O pessoal incompetente da empresa resultou em numerosos erros no projeto.
2. A group of people in a professional setting who are inadequate or unqualified for their positions
Due to incompetent staff, customer service has deteriorated significantly.
Devido ao pessoal incompetente, o atendimento ao cliente deteriorou significativamente.