maai5 baan2 m4 zi1 deng6買板唔知埞买板唔知埞
Definition
An expression warning someone they do not know the danger they are in, literally meaning not knowing where to buy a coffin.
How it's used
This idiom serves as a harsh warning to someone who is acting recklessly or disrespectfully without realizing the severe consequences they are inviting. It functions as a metaphorical way of telling someone they are digging their own grave. Because of its morbid imagery, it is reserved for situations where the speaker feels the listener is truly crossing a line that could lead to their own downfall.
Examples
Related words
Common phrases
Common mistake
Do not use this phrase in a literal context or with people you do not know well, as it is highly aggressive and carries a strong connotation of impending doom or death. It is not a casual way to tell someone they are wrong, but rather a serious accusation of extreme ignorance regarding one's own safety.
Grammar color guide
Grammar guides
- 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.
- Possession (嘅)How to say my, your, and his, and how to link a describing word to a noun, all with the little word 嘅 (ge3).



