v.tr. (-ies, -ied)
1. reside in; be the tenant of.
2 take up or fill (space or time or a place).
3 hold (a position or office).
4 take military possession of (a country, region, town, strategic position).
5 place oneself in (a building etc.) forcibly or without authority.
6 (usu. in passive; often foll. by in, with) keep busy or engaged.
Etymology: ME f. OF occuper f. L occupare seize (as OB-, capere take)