noun

• The outer wall of a feudal castle.
• The space immediately within the outer wall of a castle or fortress.
• (in certain proper names) A prison or court of justice.
• An argument which is controversial and more difficult to defend (in the context of a motte and bailey fallacy).
• An English surname from Anglo-Norman [in turn originating as an occupation] for a steward or official.
• An English topographic surname from someone who lived by a bailey (the outer wall of a castle).
• An Irish surname originating as an occupation, an anglicization of Báille (“bailie”).
• A male given name transferred from the surname.
• (chiefly US) A female given name transferred from the surname.
• A sea area, to the north of Rockall, centred on the former Bill Bailey Bank (now Rockall Basin).
• A number of places in the United States:
• An unincorporated community in Park County, Colorado.
• An unincorporated community in Sherburne County, Minnesota.
• An unincorporated community in Lauderdale County, Mississippi.
• An unincorporated community in Jefferson County, Missouri; named for early settler John Martin Bailey.
• A ghost town in Grady County, Oklahoma.
• A minor city in Fannin County, Texas.
• An apple cultivar from New York