castle

Definitions

1. A large residential building or compound that is fortified and contains many defences; in previous ages often inhabited by a nobleman or king. Also, a house or mansion with some of the architectural features of medieval castles.
2. A surname transferred from the common noun referring to someone who lived in or worked in a castle
   countable
3. castle (a large building that is fortified and contains many defences)
4. An instance of castling.
5. To move the king in chess from its own square two empty squares to one side and then, in the same move, bring the rook from that side to the square immediately past the new position of the king.
6. Castle class, a class of steam locomotives used on the GWR
   UK, countable, uncountable
7. A rook; a chess piece shaped like a castle tower.
   informal
8. A fortified building, set of buildings, or place.
9. The first part of the name of certain nuclear tests by the US: Castle Bravo, Castle Romeo, Castle Yankee etc. See Operation Castle.
   countable, uncountable
10. A defense structure in shogi formed by defensive pieces surrounding the king.
11. A large fortified building or group of buildings with thick walls, usually dominating the surrounding country.
12. University College, Durham, a constituent college located in Durham Castle
    UK, countable, uncountable
13. A close helmet.
    obsolete
14. A place of privacy, security, or refuge.
15. A place name:
    countable, uncountable
16. A hamlet in Bowerchalke parish, south-west Wiltshire, England (OS grid ref SU0122).
    countable, uncountable
17. Any strong, imposing, and stately palace or mansion.
    dated
18. Games See rook2.
    Games
19. A community (without a council) in Cardiff, Wales; it includes Cardiff Castle.
    countable, uncountable
20. A small tower, as on a ship, or an elephant's back.
    dated
21. To place in or as if in a castle.
22. A community (without a council) in Swansea, Wales; it includes Swansea Castle.
    countable, uncountable
23. The wicket.
    colloquial
24. Games To move (the king in chess) by castling.
    Games
25. A town in Okfuskee County, Oklahoma, United States, derived from the surname.
    countable, uncountable
26. a fortified building or set of buildings, usually permanently garrisoned, as in medieval Europe
27. any fortified place or structure
28. a large magnificent house, esp when the present or former home of a nobleman or prince

Equivalents

Examples

“The castle was perhaps a figurative name⟳ for a close⟳ headpiece deduced from its enclosing and defending the head, as a castle did the whole body; or a corruption from the Old French word casquetel, a small or light⟳ helmet.”

“Nay, he was quite an adept, and was very effective as a change⟳ bowler, for in no time he demolished the castle of any batsman.”

CEFR level