把口瑯過油 (baa2 hau2 long2 gwo3 jau4) — to be a smooth talker; to be a sweet talker [colloquial] in Cantonese
baaˊ²把hauˊ²口longˊ²瑯gwo˗₃過jauˎ₄油简 把口琅过油
Mandarin Pinyin: ba3 kou3 lang2 guo4 you2
Meaning of 把口瑯過油
nounto be a smooth talker; to be a sweet talker [colloquial]