Korean slang words and phrases #14. 엄친아 (Eom-china) — Someone who is good at everything Have you ever met someone who just seems to be a natural at everything they do? Someone who seems like they’re perfect. In Korean, that’s called 엄친아 (eom-china). This is shortened from the Korean word 엄마친구의 딸 (eommachinguui ttal), which means ‘my mom’s friend’s daughter.’