1. to perform work in a slow, sluggish, or unmotivated manner without proper effort or enthusiasm
He was working lazily on the project, taking frequent breaks.
Ele estava trabalhando com preguiça no projeto, fazendo pausas frequentes.
2. to do one's job half-heartedly or with minimal effort
The employees were working lazily after the manager left.
Os funcionários estavam trabalhando com preguiça depois que o gerente saiu.