GET D!RTYNext time you're traveling or just chattin' in Korean with your friends, drop the textbook formality and bust out with expressions they never teach you in school, including: Cool slang Funny insults Explicit sex terms Raw swear wordsDirty Korean teaches the casual expressions heard every day on the streets of Korea: What's up? Wasseo? Holy shit, I'm trashed. Ssibal, na manchiwi. I gotta piss. Na swi ssayahae. Who farted? Bangu nuga ggyeosseo? Wanna try doggy-style? Dwichigi haeboja? That bitch is crazy! Heo nyeon michin nyeoniya! I could really go for some Korean BBQ. Na cheolpangui meokgospieo.