Korean slang profile

뮤덕

myudeok

A shortened name for an enthusiastic musical-theater fan who enjoys watching musicals.

Expanded form: 뮤지컬 덕후뮤지컬 덕후 (musical-theater enthusiast)
Other spellings: —
Earliest source found: Dec 1, 2025
Documented trend period: Not verified

This is the earliest source we have verified, not the date the term was coined.

01Examples, with English translations

Example by Julimmal
이번 주말에는 뮤덕 친구와 공연 얘기를 나누기로 했어.
I’m going to talk about shows with my 뮤덕 friend this weekend.

02Documented history

December 2025Reporting on the return of the musical Beetlejuice identified it as an expression for a musical-theater fan.[1]

03Origin & word formation

Herald Economy’s 2025 musical-theater reporting explicitly gives the full expression 뮤지컬 덕후. The article is a usage example of an existing fandom expression; who first shortened it and when could not be established.

Evidence for the origin explanationMedium

The explanation and usage were checked directly, but who coined the expression and when could not be established.

04Sources

Original titles and links are preserved. An English translation does not replace the original source.

“고춧가루 팍팍 뿌린 마라맛”…‘비틀쥬스’, 관람 연령도 높였다 - 헤럴드경제 (헤럴드경제)Published Dec 1, 2025Original source checked Nov 12, 2026