[French bee-dawn-veel]
noun, plural bi·don·villes [French bee-dawn-veel] /French bi dɔ̃ˈvil/.
  1. (especially in France and North Africa) an impoverished shantytown on the outskirts of a city.

Origin of bidonville

1950–55; < French, equivalent to bidon metal drum, can (for oil, etc.) (earlier, five-pint wooden jug; of uncertain origin) + -ville, combining form, in placenames, of ville city < Latin vīlla villa; metal cans are often used as building materials in such towns Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018