baan6 doi6 biu2扮代表
Jyutpingbaan6 doi6 biu2
Yalebaahn doih bíu
Definition
To act like a representative, or pretend to be an authority when one actually knows very little.
colloquialpeoplework
How it's used
This phrase carries a strong sense of mockery towards someone who is overstepping their authority or knowledge. It is frequently used in office or social settings to call out a person who is trying to take control of a situation they are not qualified to handle. It implies that the person is being pretentious or annoying by inserting themselves into a conversation or decision-making process.
Examples
He doesn't know anything at all, yet he's still acting like he's in charge.
Don't pretend you're the expert, you don't even understand this matter.
Related words
Common phrases
always acting like the expert
don't act like you're in charge
Common mistake
Do not use this to describe an actual official representative or someone who has been delegated a task. It is strictly for criticizing someone who is self-appointed or acting beyond their actual capacity.
Grammar color guide
Noun
Verb
Adjective
Adverb
Pronoun
Classifier
Particle
Connector
Grammar guides
- QuestionsFrom yes or no questions to asking who, what, where, and when. The patterns you need to ask questions naturally in Cantonese.
- ClassifiersCantonese puts a classifier between a number and a noun, and a bare classifier on its own can mean the. Learn the common ones and how to use them.
- ComparisonsHow to say bigger than, the most, the same as, and not as good as. Cantonese uses 過 where Mandarin uses 比, and that catches a lot of learners out.



