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腦子進水

简脑子进水 · 繁腦子進水

Mandarin · pinyin nǎo zi jìn shuǐ

to have lost one's mind
crazy
soft in the head

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Characters in this entry

腦: Look up this written character
子: zǐ · offspring, child; fruit, seed of; first earthly branch
進: jìn · advance, make progress, enter
水: shuǐ · water, liquid, lotion, juice
脑: nǎo · brain
进: jìn · advance, make progress, enter

Written characters and their own readings; the entry’s pronunciation is shown above.

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Mandarin tones

3–5–4–3 · nao3 zi5 jin4 shui3

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Read this spelling in Classical texts

Follow a written form into the eight pinned witnesses: Analects, Mencius, Laozi, Zhuangzi, Xunzi, Han Feizi, Sunzi and the Mao Shijing. A match is a place to investigate; it does not prove that a modern dictionary sense fits the passage.

腦子進水 · find source passages ↗ · 脑子进水 · find source passages ↗

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Compare dictionary sources Wiktionary · 1 sense · 1 Cantonese reading

Rime Cantonese 粵拼

nou5 zi2 zeon3 seoi2

Cantonese word readings for 腦子進水. This lexicon supplies readings, not definitions.

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Wiktionary English definitions · Chinese section

Independent source senses for this spelling, with usage labels retained. Not matched to the pronunciation above.

verb

(idiomatic, derogatory) to be crazy or stupid; to have lost one's mind

Source page · dump 2026-09-02 · Contributors & history

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