(urban studies) An unplanned, disorganized growth of housing etc. on the edge of a city.

A sport that involves a board similar to a skateboard but without wheels or trucks. The rider simply flips the board around using the feet or runs and grinds on objects. Duct tape can be put on objects to make them easier to grind on.

A person living in the city who dresses in clothes that suggest a film of the western genre.

Immediately adjoining an urban area; between the suburbs and the countryside.

The exploration of man-made, particularly urban, environments; such exploration in places which are not normally accessible or to which access is prohibited.

A person who explores restricted urban areas such as abandonments, tunnels, roofs, construction sites, etc. Certain non-urban sites can also count, such as mines, quarries, and grain/missile silos.

plural of urban explorer

(idiomatic, literary) The physical aspect of urbanism, emphasizing building types, thoroughfares, open space, frontages, and streetscapes but excluding environmental, functional, economic and sociocultural aspects.

A condition of hyperdensity, limited but enabling scale of communicative possibilities that converge opportunistically. It occurs when the pressure of an urban environment reaches a critical threshold in cities of developing countries.

A widely circulated story, often believed to be true by the teller, but usually distorted, exaggerated or fabricated for sensational effect, and often having elements of humour or horror.