o1 si2痾屎疴屎
Jyutpingo1 si2
Yaleō sí
Definition
To poop; to defecate.
colloquialbodydaily actions
How it's used
This term is blunt and strictly colloquial, carrying a similar register to the English word poop. It is perfectly acceptable among friends or family but should be avoided in professional or polite social settings. For more formal contexts, use 去廁所 or the euphemism 大解.
Examples
Related words
Common mistake
Avoid using this word in front of strangers or in public, as it is considered quite vulgar and crude. It is never used as a noun, only as a verb phrase.
Grammar color guide
Noun
Verb
Adjective
Adverb
Pronoun
Classifier
Particle
Connector
Grammar guides
- Aspect markersCantonese has no tenses, but it does have aspect markers. Learn how zo2, gwo3, gan2, and hai2 dou6 show completion, experience, and ongoing action.
- In 30 secondsThe whole language at a glance. No tenses, no plurals, six tones, sentence particles. Read this before you dive into any specific topic.
- ParticlesSentence particles add tone, emotion, and nuance. Learn the most common particles in Cantonese and how to use them.



