1. a sentry station. 2. a police station. 3. A stopping place along a route, especially a stop for refueling or for taking on passengers; a depot. 4. Social position; rank. 5. a radar station. 6. An establishment equipped for radio or television transmission. 7. An input or output point along a communications system. 8. The normal habitat of a particular plant or animal community. 9. The exact place of occurrence of a species or individual within a given habitat. 10. To assign to a position; post.