gatehouse
/ˈɡeɪtˌhaʊs/
noun
- A small building at the entrance to a large property, such as a castle, park, or estate, often used as a guardhouse or residence for a gatekeeper.
- The guard checked our passes from the window of the gatehouse.
- The old stone gatehouse still stands at the entrance to the manor.
- We rented a cottage that was once the gatehouse of a Victorian estate.
Synonyms