Plural of casa; Spanish word for houses or homes, used in English when referring to Spanish-language properties or architectural features.
From Spanish casa (house), from Latin casa (cottage), with the plural formed by adding -s according to Spanish grammar rules.
When you see 'casas grandes' or just 'casas' on real estate listings in the American Southwest, you're seeing Spanish words that never got translated because the houses themselves are part of Spanish-American heritage and culture.
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