if (someone) makes a noise, if (someone) talks noisily
예배 중에 떠들면 안 되죠
You shouldn't talk during the service, right?
— 자전거 도둑 (1948)
계속 떠들면 나도 못 참아
If you keep talking, I won’t be able to hold back either.
— 아모레스 페로스 (2000)