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無緣無故

简 无缘无故 · 繁 無緣無故
Mandarin · pinyin wú yuán wú gù

Meanings

  1. (idiom) no cause or reason; completely uncalled for
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Characters in this entry

無
Look up this written character
緣
Look up this written character
故
gù · ancient, old; reason, because
无
wú · negative, no, not; Kangxi radical 71
缘
yuán · hem, margin; reason, cause; fate
Written characters and their own readings; the entry’s pronunciation is shown above.

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Entries containing 無緣無故 ↗Words written with 無 ↗Words written with 緣 ↗Words written with 故 ↗Words written with 无 ↗Words written with 缘 ↗

Mandarin tones

2–2–2–4 · wu2 yuan2 wu2 gu4

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Compare dictionary sources Wiktionary · 1 sense · 1 Cantonese reading

Rime Cantonese 粵拼

mou4 jyun4 mou4 gu3

Cantonese word readings for 無緣無故. This lexicon supplies readings, not definitions.

CanCLID contributors · CC BY 4.0 · source & license · Data pack

mou4 jyun4 mou4 gu3

Pleco · CC BY-SA 3.0 · Word reading; meanings not aligned.

Wiktionary English definitions · Chinese section

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

adv

  1. without cause or reason; for no reason at all

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

Wiktionary contributors · CC BY-SA 4.0 · source & license · Data pack