One of the mysteries of the English language finally explained.
In Peru: a settlement of (recent) migrants, or an area of improvised housing, typically impoverished or lacking public utilities, and situated on the outskirts of a large city; a shanty town, a slum.
1950s; earliest use found in The Post-Standard. From Peruvian Spanish barriada a settlement of this type, specifically use of Spanish barriada district, quarter from barrio + -ada.
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