zi1 mou4 bat1 jin4 ,知無不言知无不言

Jyutpingzi1 mou4 bat1 jin4 ,

Yalejī mòuh bāt yìhn ,

Definition

To tell everything you know without reserve; to be completely open and candid.

colloquialcommunication

How it's used

This idiom carries a sense of sincerity and complete transparency in communication. It is often used to reassure someone that you are not hiding any information from them. While it sounds slightly formal due to its four character structure, it is frequently used in casual conversation to emphasize honesty.

Examples

ngo5我deoi3對nei5你zi1知jin4言，nei5你zung6仲soeng2想man6問me1咩aa3呀？

I have told you everything I know, what else do you want to ask?

keoi5佢deoi3對zyu6住lou5老jau5友tung1通soeng4常dou1都zi1知jin4言。

He is usually very open and tells his close friends everything.

Common phrases

deoi3對jan4人zi1知jin4言

to be completely open with someone

Common mistake

Avoid using this phrase to describe casual small talk, as it implies a serious or significant disclosure of information. It is best reserved for situations where trust or full disclosure is the main focus of the conversation.