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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 ContextsNuanceUsage Note
Manga / Anime VillainsnegativeHighly associated with antagonists plotting something evil or showing arrogant confidence.
Pigeons / BirdsneutralDirectly represents the 'coo coo' sound of pigeons, completely unrelated to laughter.

Similar Words

Comparison Table

Similar WordsWhen to UseNot the Same asMini 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.

Source: Internal

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.

Source: Internal

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.

Source: Internal

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.

Source: Internal

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.

Source: Internal

Similar Words

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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