Have you heard or used the Korean expression "대박" before? If you haven't, it is a slang expression that means "Super cool!" or "That's amazing." or even "I can't believe it." If you already know the meanings and usages of this word, do you also know WHERE this word came from? In this episode of Hyojin, What Does This Mean, Hyojin and Hyunwoo talk about the possible origins of 대박.