Today's Korean Expression: '대박 (daebak)' — Surprise and Success in One Word
When you watch Korean variety shows or dramas, there’s one word characters shout with their eyes wide open. That word is 대박 (daebak). When they ace a test, when they run into their favorite idol on the street, when a friend shares some shocking news — Koreans blurt out this word almost reflexively. Today, let’s take a deep dive into 대박, the national exclamation that every fan of Korean culture absolutely has to know.
대박
대박 (daebak) is originally a noun meaning ‘a big success’ or ‘a huge profit.’ But in everyday conversation, it far more often breaks out of its noun form and gets used like an exclamation. In other words, it’s an emotional reaction that pops out whenever you run into a situation — good or bad — that blows way past your expectations.
We can sort out its nuances into three. First, success·a big hit — as in “이번 사업 대박 났어 (ibeon saeop daebak nasseo),” meaning something turned out great. Second, surprise·amazement — a reaction close to the English “Wow!” or “No way!” Third, emphasis — it can also be used like an adverb meaning ‘super’ or ‘totally,’ as in “대박 맛있어 (daebak masisseo).” As a side note, the word that feels like the opposite of 대박 is 쪽박 (jjokbak, going broke in a big way).
Checking with the National Institute of Korean Language dictionary
First, let’s check the definition from an authoritative national institution’s dictionary.
대박 (noun) (figuratively) The achievement of something big. [en] great success — (figurative) The achievement of something big. [es] gran éxito — (FIGURADO) Acción y efecto de lograrse algo de manera grandiosa. [zh] 走大运，兴隆，给力，大发，红火 — (喻义)某事获得很大成功。 — National Institute of Korean Language, Basic Korean Dictionary (krdict.korean.go.kr)
The Portuguese translation isn’t included in the dictionary, so we’ve added our own translation to help with understanding: grande sucesso — (figurado) a realização de algo em grande escala (our own translation).
Let’s also look at the actual usage examples the dictionary provides.
- 대박을 치다.
- 대박을 터트리다.
- 김 감독이 만든 영화가 이번에 대박이 났다면서?
- 지수는 이번 연극이 흥행 대박을 터뜨릴 것이라 믿었다.
- 아무 노력도 없이 대박을 기대해서는 안 돼. — National Institute of Korean Language, Basic Korean Dictionary (krdict.korean.go.kr)
Shall we unpack the examples one by one? 대박을 치다 (daebageul chida) and 대박을 터트리다 (daebageul teoteurida) are set expressions meaning ‘to succeed in a big way.’ The third sentence is a casual (반말) conversation between friends sharing news about a movie’s box-office success, and the fourth is a scene where someone is confident a play will be a hit. The last sentence carries the lesson ‘don’t expect a huge success without any effort,’ showing that 대박 isn’t used only in positive contexts — it also shows up in words of advice.
Example sentences by situation
Now let’s get a feel for it with some sentences we made ourselves.
Situation 1 — Checking test results: When a friend is shocked at your report card.
야, 나 이번 시험 100점이야! — 대박! 진짜 축하해 (Daebak! jinjja chukahae).
Situation 2 — Scoring a concert ticket: When your booking goes through.
대박, 나 드디어 티켓 구했어! (Daebak, na deudieo tiket guhaesseo!) 앞자리라니 믿기지가 않아.
Situation 3 — When food is really delicious: Here, 대박 is used as an emphatic adverb meaning ‘totally.’
이 떡볶이 대박 맛있다 (daebak masitda). 다음에 또 오자.
Seeing it in a real conversation
Scene: In front of Exit 3 of a subway station. Emily has just received a camera from a secondhand deal.
준경: 어? 그 카메라 방금 산 거야? 얼마 줬는데? Huh? Did you just buy that camera? How much did you pay?
에밀리: 십만 원. 원래 사십만 원짜린데 거의 새거야. A hundred thousand won. It’s normally four hundred thousand, and it’s practically new.
준경: 대박. 그 가격에 이걸 구했다고? No way. You got this at that price?
에밀리: 그치? 나도 올라오자마자 바로 연락했어. 완전 대박 났지. Right? I messaged the second it got posted. Total jackpot.
준경: 부럽다 진짜. 나도 이런 거 하나 잘 물어야 하는데. I’m so jealous. I need to land a deal like this too.
에밀리: 자주 들여다봐야 돼. 좋은 매물은 진짜 순식간에 나가. You’ve gotta check often. The good listings disappear in a flash.
Comparing formal·casual speech and similar expressions
대박 is originally a casual, colloquial expression used between friends. So if you use it as-is with someone older than you or in a formal setting, it can come across as a bit too light. To express surprise politely, it’s safer to switch to 정말 대단하네요 (jeongmal daedanhaneyo) or 정말 놀랍습니다 (jeongmal nollapseumnida).
Similar exclamations include 헐 (heol, a gasping kind of surprise), 대단하다 (daedanhada, amazing·impressive), and 쩐다 (jjeonda, young people’s slang for ‘totally awesome’). Among these, 대박 stands out for being the most widely used, cutting across generations.
Cultural background
대박 is said to have originally been a commercial term meaning ‘business that turns a huge profit.’ Today, it has met the reaction culture of dramas and variety shows and settled in as an exclamation. In particular, the scene where an actor shouts 대박 when a surprising twist unfolds has by now become something of a cliché.
대박… 이게 말이 돼? — This is the kind of line you’ll commonly see in surprised moments from the drama Goblin (도깨비) (tvN, 2016).
Like this, a single word — 대박 — can carry emotion without any lengthy explanation, which is why it’s so deeply woven into the rhythm of Korean conversation.
Closing quiz
What’s the most natural thing to fill in the blank below?
Friend: 나 오늘 길에서 좋아하는 아이돌 만났어! (I ran into my favorite idol on the street today!) Me: ______! 사진은 찍었어? (Did you take a photo?)
① 미안해 ② 대박 ③ 안녕히 가세요 ④ 잘 먹겠습니다
The answer is ② 대박 (daebak). It’s the most natural reaction to unexpected, surprising news. Starting today, try shouting “대박!” in your own surprising moments too.
Definitions and example sentences are from the National Institute of Korean Language’s Basic Korean Dictionary (krdict.korean.go.kr); that portion of this post, including our translations, is licensed under CC BY-SA 2.0 KR.