Entry
ククク
kukuku
The sound of stifled, sneaky, or evil laughter, as well as the cooing of pigeons.
Meaning
Quick Meaning
An onomatopoeia primarily representing a suppressed or villainous laugh, highly common in manga and anime for scheming characters. It also represents the natural cooing sound made by pigeons or doves.
- sneaky laugh
- suppressed chuckle
- pigeon cooing
Sense Map
Sneaky / Evil Laugh
Used when a character (often a villain) laughs in a sinister, arrogant, or scheming way.
悪役がクククと笑う。
Suppressed Laughter
Used when someone is trying hard to hold back their laughter.
くっくっくっと含み笑いをする。
Bird Sound (Cooing)
The natural cooing sound made by pigeons or doves.
鳩がクククと鳴く。
Usage Note
How to Use
クククと + verb
Used as an adverb, usually followed by 'warau' (to laugh) or 'naku' (to cry/make a sound), describing how the action is performed.
クククという + noun
Used to modify a noun, such as 'waraigoe' (laughing voice), meaning 'a voice that sounds like kukuku'.
How to Use
Common Phrases
クククと笑う
to laugh sneakily / maliciously
鳩がクククと鳴く
a pigeon coos
クククという笑い声
a 'kukuku' laugh
くっくっくっと含み笑いをする
to chuckle while suppressing one's voice
Nuance
Context Nuance
| Common Contexts | Nuance | Usage Note |
|---|---|---|
| Manga / Anime Villains | negative | Highly associated with antagonists plotting something evil or showing arrogant confidence. |
| Pigeons / Birds | neutral | Directly represents the 'coo coo' sound of pigeons, completely unrelated to laughter. |
Similar Words
Comparison Table
| Similar Words | When to Use | Not the Same as | Mini Example |
|---|---|---|---|
くつくつ くつくつ / contrast | Use for quiet, suppressed laughter that feels warm or neutral, like chuckling to oneself without any bad intentions. | Does not have the evil, arrogant, or scheming nuance that ククク carries. | くつくつと笑う |
けらけら けらけら / opposite | Use for loud, bright, and shrill laughter that is open and unrestrained. | The exact opposite of ククク, which is suppressed, dark, or hidden. | ケラケラと笑う |
Usage Note
Common Mistakes
Saying 'kukuku' out loud when laughing in real life.
This is primarily an onomatopoeia used in writing. Pronouncing it out loud sounds unnatural and resembles an anime trope.
Using it to describe a polite, modest chuckle.
ククク implies scheming, malice, or a sneaky attitude. For polite or elegant smiling, use フフフ (fufufu) instead.
Examples
Examples
悪役は「ククク」と不気味に笑った。
あくやくは「ククク」とぶきみにわらった。
The villain laughed eerily, "kukuku".
LiteralThis is the classic example of a villain's laugh in Japanese fiction.
公園の鳩がクククと鳴いている。
こうえんのはとがクククとないている。
The pigeons in the park are cooing "kukuku".
LiteralHere, the word is entirely unrelated to laughter; it mimics the bird's natural sound.
彼女は漫画を読みながら、くっくっくっと声を押さえて笑っていた。
かのじょはまんがをよみながら、くっくっくっとこえをおさえてわらっていた。
While reading a manga, she laughed "kukkukku", suppressing her voice.
LiteralThe use of hiragana softens the tone, showing innocent suppressed laughter.
彼は勝利を確信して、心の中でクククと笑った。
かれはしょうりをかくしんして、こころのなかでクククとわらった。
Confident of his victory, he laughed "kukuku" in his heart.
FigurativeDescribes an inner laugh when someone is confidently scheming.
暗闇からクックックッという怪しい声が聞こえた。
くらやみからクックックッというあやしいこえがきこえた。
A suspicious "kukkukku" voice was heard from the darkness.
LiteralAssociates the laugh with mystery and malicious intent.
Similar Words
くつくつ
kutsukutsu
Kutsukutsu describes the low sound of stifled chuckling deep in the throat, or the gentle sound of a liquid simmering on low heat. A warmer, more innocent stifled laugh without malice.
ケラケラ
kerakera
Kerakera describes the sound of bright, high-pitched, and continuous laughter, which can sometimes sound careless or frivolous. Loud and unrestrained laughter, the exact opposite of ククク.
Questions
Can I use ククク when I laugh politely at a joke?
No, ククク sounds sneaky or like you are plotting something. Use フフフ for a soft laugh or ハハハ for a normal laugh.
Why do anime characters say 'kukuku'?
It is a trope to show a character is scheming, arrogant, or socially awkward. In real life, people do not pronounce the word when laughing.
Is there a difference between ククク and くっくっくっ?
They are very similar, but くっくっくっ emphasizes the stopping of breath, making it sound more like someone is desperately trying to hold their laughter in.
Source Details
- Entry ID
- 2242000
- Source
- JMdict_english
- Revision
- -
- Review notes
- No special notes
- Active language
- English
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