Jyutping
ngaa4 zim1 zeoi2 lei6
Pinyin
yá jiān zuǐ lì
Definitions (CC-CANTO)
(slang) (for ability to speak, with a negative connotation) articulate; eloquent; persuasive; sharp-tongued; given to using caustic and trenchant language.
Definitions (粵典–words.hk)
形容詞
口才好勁,講嘢嗰陣咄咄逼人 fluent and articulate, especially in a sharp-tongued way
個小朋友細細個就牙尖嘴利,問到班嘉賓口窒窒。
个小朋友细细个就牙尖嘴利,问到班嘉宾口窒窒。
go3 siu2 pang4 jau5 sai3 sai3 go3 zau6 ngaa4 zim1 zeoi2 lei6, man6 dou3 baan1 gaa1 ban1 hau2 zat6 zat6 That kid may be young, but he surely has a sharp tongue - even the guests stuttered at his questions.