to be unprovoked by the threats or insults of others [colloquial]
Definitions (粵典–words.hk)
語句
對一個人表示無奈；奈佢唔何、冇佢乎；喺佢噉做嘅情況下，你冇嘢可以做到 feel helpless about someone; can do nothing with it; have no way but to accept the fact
佢係都唔認，你都吹佢唔漲㗎。
佢系都唔认，你都吹佢唔涨㗎。
keoi5 hai6 dou1 m4 jing6,nei5 dou1 ceoi1 keoi5 m4 zoeng3 gaa3. There is nothing you can do if he doesn't admit it.