Dictionary — Entry No. 0342
뭐
mwo · interjection
뭐
mwo
[mwoh]
interjectionbeginner
Meaning
The casual, colloquial form of 무엇 (mueot), meaning ‘what.’ Used in questions, exclamations of surprise, and as a conversational filler. In everyday Korean speech 뭐 is far more common than the formal 무엇, appearing in everything from text messages to dramatic K-Drama confrontations.
K-Pop & K-Drama Context
뭐야! (‘What is this!’) is arguably the most iconic reaction phrase in Korean variety shows—BTS members, EXO’s Chanyeol, and virtually every idol on Knowing Bros have delivered unforgettable 뭐야 moments that fans clip and share endlessly. TWICE’s ‘What is Love?’ uses the interrogative spirit of 뭐 as its entire thematic engine, resonating with fans worldwide who recognized the question from drama scenes. In Goblin, Eun-tak’s wide-eyed ‘뭐야 저게?’ reactions to supernatural events became beloved meme material among international viewers.
Example Sentences
뭐 먹고 싶어?
Mwo meokgo sipeo?
What do you want to eat? (the most universally relatable Korean daily question—food culture makes this phrase unavoidable)
뭐야, 이게?
Mwoya, ige?
What is this?! (expresses shock or disbelief; rising intonation signals surprise—a staple reaction in variety show clips)
지금 뭐 해?
Jigeum mwo hae?
What are you doing right now? (casual check-in equivalent to ‘wassup’; appears constantly in K-Drama texting scenes)
⚠️ Don’t use mwo when…
뭐 is casual—never use it in formal or professional contexts; say 무엇 or 무엇을 instead. Also, 뭐야 said with rising dramatic intonation expresses shock or indignation, not just curiosity—getting the tone wrong can accidentally come across as rude rather than surprised.
🎵 Heard In
- K-Drama: Goblin — Eun-tak’s repeated ‘뭐야 저게?’ when confronting the goblin’s supernatural powers became one of the drama’s most iconic reaction moments, perfectly showing 뭐’s dual life as question and exclamation.
- K-Pop: TWICE — ‘What is Love?’ (왓 이즈 러브?) — the entire song is built around the questioning spirit of 뭐, as the members ask what love feels like by acting out famous K-Drama scenarios.
ℹ️ Editorial Note: The cultural context and example usage are for educational reference only. Artist names, song titles, and drama references are used descriptively to illustrate vocabulary in context. This content is AI-assisted and reviewed for accuracy. For official information, please refer to the respective artists’ or studios’ official channels.