What does OCCUPY mean?

verb

1. keep busy with“She busies herself with her butterfly collection”
2. live (in a certain place)“She resides in Princeton”
3. occupy the whole of“The liquid fills the container”
4. be on the mind of“I worry about the second Germanic consonant shift”
5. march aggressively into another's territory by military force for the purposes of conquest and occupation“Hitler invaded Poland on September 1, 1939”
6. require (time or space)“It took three hours to get to work this morning”
7. consume all of one's attention or time“Her interest in butterflies absorbs her completely”
8. assume, as of positions or roles“She took the job as director of development”