牙尖嘴利 (ngaa4 zim1 zeoi2 lei6) — smooth talking in Cantonese
ngaaˎ₄牙zimˉ¹尖zeoiˊ²嘴leiˍ₆利Mandarin Pinyin: ya2 jian1 zui3 li4
Meaning of 牙尖嘴利
nounsmooth talking
noun(slang) (for ability to speak, with a negative connotation) articulate; eloquent; persuasive; sharp-tongued; given to using caustic and trenchant language.