One of the mysteries of the English language finally explained.
A traditional Philippine costume for women, consisting of a collarless blouse and a long wrap-around skirt.
1960s. From Tagalog baro't saya from baro traditional collarless blouse + at and + saya long wrap-around skirt (from Spanish saya).
baro't saya/ˌbɑːrɒt ˈsʌɪə/
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