the geographical area where some language is commonly spoken

(China, Hong Kong) A public space provided with outdoor seating and some shelter.

(anatomy) A part of the primate cerebral cortex that contributes to the control of movement, located on the midline surface of the brain hemisphere anterior to the primary motor cortex leg representation.

(basketball) The areas that are closest to the basket but outside of the free throw lane.

(Canada, US, idiomatic, usually derogatory, vulgar) Everyone has opinions, and most people's opinions are of exceedingly poor quality.

(US) A subdivision of the Unorganized Borough in the U.S. state of Alaska, used by the United States Census Bureau to facilitate census-taking in the vast unorganized area.

(UK, obsolete) A thief who steals from kitchens and cellars.

plural of area sneak

(US, espionage) An extremely hostile operational environment with heavy surveillance.

(aviation) A facility for controlling aircraft at high altitudes between airport approaches and departures.