(slang, often, _, derogatory) A non-Korean person who is obsessed with Korean culture (especially K-pop or K-dramas).
2016, Jenn Do, "Baggage Claim", Aline, Spring 2016, [https://web.archive.org/web/20230224023836/https://issuu.com/alinemagazine/docs/alines16 page 25]:
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How fans, critics, and pop stars talk in 2024–2026 — from Swifties and the BeyHive to brat, Chappell-coded, sad-girl indie, and amapiano.
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