Korean slang profile
ㅇㅎ
Aha or oh!
A consonant rendering of 아하 or 오호, expressing realization or surprise.
- Expanded form
- 아하 / 오호Aha or oh!
- Other spellings
- —
- Earliest source found
- 2020
- 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
ㅇㅎ 그런 거였구나.
Aha, so that's what it was.
- Quoted from a source
ㅇㅎ/IC (아하, 오호)[1]
ㅇㅎ/IC (aha, ahh)
English translation by Julimmal.
02Documented history
- 2020The National Institute of the Korean Language’s ‘2020 Vocabulary-Semantic Corpus Research and Analysis Project’ report described ㅇㅎ as an example of writing only initial consonants in messenger conversations, explaining the meaning with ‘aha, oho’ and tagging it with an exclamation point.[1]
- August 2021Insight: “‘ㅇㅎ’ is a consonant spelling of ‘Aha’.”[2]
03Origin & word formation
The initial consonants of 아하 or 오호, meaning “aha” or “oh.” A 2020 National Institute of Korean Language report includes this explanation as an example. Who first used it and when it spread have not been verified.
Evidence for the origin explanationHigh
The explanation is explicit in the sources, and at least two sources use the same meaning. When it was first used is unknown.
04Sources
Original titles and links are preserved. An English translation does not replace the original source.
- 2020년 어휘의미 말뭉치 연구 분석 사업 (국립국어원)Published 2020Original source checked Nov 5, 2026
- "ㅇㅎ..." 초성으로 대답하는 신입사원 지적했다가 '꼰대' 취급 당한 직장 상사 (인사이트)Published Aug 5, 2021Original source checked Nov 5, 2026