무슨 소리를

what are you talking about

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phrase Rare #20,277
what are you talking about Often used to express disbelief or to challenge what someone has said.
KO: 무슨 소리를 하는 거야?
EN: What are you talking about?

무슨 소리를 하고 있어

What are you talking about?

— The Roundup (2022)