샤갈 What does 샤갈 mean in Korean?
Meaning
A reaction to something so absurd you don’t know what to say.
It spread from a YouTuber’s habit of saying it on the channel 여단오, then exploded in Shorts, Reels and comments. To some ears it sounds like a softened swear word, so keep it among friends.
See it in action

이 디저트 하나에 3만 원이래.This one dessert costs 30,000 won.

이게… 다야?This… is all of it?

샤갈…What on earth…
Where it comes from
샤갈A YouTuber’s catchphrase on the channel 여단오
샤갈~Picked up by viewers and spread as a meme
Examples
샤갈, 이게 왜 여기 있어?
What on earth, why is this here?
A: 나 지갑 또 놓고 왔어.
B: 샤갈… A: I forgot my wallet again.
B: Unbelievable…
B: 샤갈… A: I forgot my wallet again.
B: Unbelievable…
Useful forms
샤갈 · what on earth?!
Check yourself
Who should you NOT say 샤갈 to?