korean internet slang
Korean Internet Slang: What People Actually Type in Comment Sections
Quick list
Korean internet slang has its own rules, its own abbreviations, and its own logic — and a lot of it looks nothing like the Korean you'd learn in a class. This guide covers the Korean internet slang you'll actually encounter in comment sections, fan communities, social media, and anywhere Koreans communicate online.
Words in this guide
ㅋㅋㅋ
ㅋㅋ / ㅋㅋㅋ · kkk
Haha / LOL — the number of ㅋs scales with how funny something is; one ㅋ alone can read as dry.
ㅠㅠ
ㅠㅠ / ㅜㅜ / TT · uu
Crying face — used for genuine sadness, longing, or playful 'I'm suffering'.
ㅎㅎ
ㅎㅎ · hh
Gentle laugh — softer and warmer than ㅋㅋ; not mocking, just amused.
ㅇㅇ
ㅇㅇ · oo
Yeah / Yep — super casual yes; what you type when the answer is just 'yes, obviously'.
ㄴㄴ
ㄴㄴ · nn
Nope — the consonant shorthand for 아니 (ani, no).
ㄱㄱ
ㄱㄱ · gg
Let's go / Go ahead — from 가자 (gaja, let's go).
헐
heol · heol
Whoa / No way — peak shock reaction in any comment section.
대박
daebak · daebak
Amazing / Insane — high praise for anything that exceeds expectations.
어머
omo · eomeo
Oh my! — lighter than heol, but still a clear reaction of surprise.
진짜
jinjja · jinjja
Seriously / For real — typed to express disbelief or emphasis.
앗싸
assa · assa
Yes! — the celebratory burst for good news, wins, or announcements.
아이고
aigoo · aigoo
Ugh / Oh man — exasperation, affection, or mild resignation.
아이씨
aish · aish
Ugh — venting online frustration; the keyboard version of grumbling.
How Consonant Shortcuts Work
Korean consonant-only shorthand strips away the vowel from a syllable, leaving just the initial consonant. ㄱ is the start of 가 (ga), so ㄱㄱ is a doubled 'ga' = 가자 (gaja, let's go). ㄴ is the start of 아니 (ani, no), so ㄴㄴ means no. ㅋ is the laugh sound from 크 (keu). ㅎ is the breath sound from 하 (ha). This system is almost entirely intuitive for Korean speakers but completely opaque to learners — which is why understanding even a handful of these shortcuts opens up a huge amount of online content.
When ㅋ Isn't Actually Funny
One subtle thing about Korean internet tone: a single ㅋ at the end of a sentence can be dismissive rather than genuinely laughing. '그래ㅋ' (geurae ㅋ, 'sure ㅋ') reads as detached or mildly sarcastic. Multiple ㅋs (ㅋㅋㅋ or ㅋㅋㅋㅋ) are genuine laughter. This distinction is second nature to Korean internet users but trips up learners who interpret every ㅋ as warmth. Context, surrounding text, and the number of ㅋs together tell the full story.
FAQ
What does ㅋㅋ mean in Korean comments?
ㅋㅋ is the Korean equivalent of 'haha' — each ㅋ represents a laugh sound. Two or three ㅋs is a genuine laugh. One ㅋ alone can be dry or even slightly sarcastic depending on context.
What does ㅠㅠ mean?
ㅠㅠ (or ㅜㅜ) is a crying face — the shapes look like eyes with tears streaming down. It's used for genuine sadness, longing (like missing an idol), or playful suffering ('I'm so bored ㅠㅠ').
Is Korean internet slang different from texting slang?
They overlap heavily. The consonant shortcuts, ㅋㅋ, and ㅠㅠ appear in both texts and comment sections. Some slang is more comment-section-specific (longer reactions, fandom terms), but the core shorthand is the same.
How do I start understanding Korean comments without speaking Korean?
Start with the consonant shortcuts (ㅋ = laugh, ㅠ = sad, ㅇ = yes, ㄴ = no) and the reaction words (heol, daebak, omo, jinjja). Those alone will unlock a significant portion of what's happening in any K-pop or K-drama comment section.