from
The Collaborative International Dictionary of English v.0.48
occupied \occupied\ adj.
1. Engaged; in use; being used by a person and not free for
use by someone else; as, the wc is occupied. Opposite of
{free}, {available}, and {unoccupied}.
[WordNet 1.5]
2. Inhabited, lived-in, tenanted; having residents; -- of
dwelling units. [Narrower terms: {owner-occupied}] WordNet
1.5]
3. Overrun, taken over; -- of countries or territories; as,
occupied France. Opposite of {unoccupied}.
[WordNet 1.5]
4. Busy; actively or fully engaged in some activity; -- of
people. Opposite of {idle}.
Syn: employed, engaged.
[WordNet 1.5]