Definition of "town"
town
/taʊn/
noun
countable and uncountable, plural towns
A settlement; an area with residential districts, shops and amenities, and its own local government; especially one larger than a village and smaller than a city, historically enclosed by a fence or walls, with total populations ranging from several hundred to more than a hundred thousand (as of the early 21st century)
(England, traditional, also Town, in phrases such as 'in town' or 'to town') London, especially central London.