1. A job or profession; the principal activity someone does to earn a living
Her occupation is a software engineer.
A ocupação dela é engenheira de software.
2. The act of occupying or taking control of a place, especially by military force
The occupation of the territory lasted several years.
A ocupação do território durou vários anos.
3. An activity or hobby that someone does regularly to pass time
Reading is his favorite occupation during weekends.
Ler é sua ocupação favorita nos finais de semana.