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漏洞百出

Mandarin · pinyin lòu dòng bǎi chū

(of an argument, theory etc) full of flaws (idiom)

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Characters in this entry

漏: lòu · leak, drip; funnel; hour glass
洞: dòng · cave, grotto; ravine; hole
百: bǎi · one hundred; numerous, many
出: chū · go out, send out; stand; produce

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Mandarin tones

4–4–3–1 · lou4 dong4 bai3 chu1

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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.

phrase

(idiomatic) to be replete with flaws

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

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