賣喙水 [卖－－]

Jyutping maai6 fui3 seoi2
Pinyin mài huì shuǐ

Definitions (Wiktionary)
  1. verb, Taiwanese-Hokkien, Xiamen
    to be all talk and no action
  2. verb, Taiwanese-Hokkien, Xiamen
    to be a smooth talker; to be a slick talker