They say its the South Korean equivalent of asking someone you like Want to.
You can do it in korean slang. Tiffany Young from the K-Pop girl group Girls Generation teaches you Korean Slang. Naver says it just means score with a woman.
This is the most common way to say thank you in Korean. How to say you can do it in Korean. But Im pretty sure its much more vulgar than that given how upset everyone got.
If you want to up your Korean slang game then you can also use 불토 bulto as well for 불 bul 토요일 toyoil. The third one is -면 안되다 - myeon andoeda. You can do it.
The second option to use is -ㄹ 줄 모르다 - ㄹ jul moreuda. As for キモい it only means gross disgusting or ew. It can also be used to describe something that repulses you.
This is the structure you can use to express that you do not know how to do something for example if you do not know how to cook. You can also use it with children or people younger than you who you dont know. Himnae ja you can do it.
This one you will use when you want to say that someone is not allowed to do something. He warned the lovely Seo Dan that the phrase Would you like to have some ramyeon is not something you can say to just anyone.