1. A residential area or district characterized by lack of urban planning, poor infrastructure, inadequate public services, and chaotic street layout
The old bairro desorganizado lacked proper sewage systems and street lighting.
O antigo bairro desorganizado carecia de sistemas adequados de esgoto e iluminação pública.
2. A neighborhood with informal or illegal settlements, often associated with low-income areas lacking proper zoning and regulation
Many families settled in the bairro desorganizado without official permits.
Muitas famílias se estabeleceram no bairro desorganizado sem permissão oficial.