shantytown

noun

1. a section, as of a city or town, characterized by shanties and crudely built houses.
2. a whole town or city that is chiefly made up of shantylike houses.

noun

1. a town or section of a town or city inhabited by very poor people living in shanties, esp in a developing country

n.also shanty town, 1836, from shanty (n.1) + town.