免開尊口 [－开－－]

Jyutping min5 hoi1 zyun1 hau2
Pinyin miǎn kāi zūn kǒu

Definitions (CC-CEDICT)
  1. keep your thoughts to yourself
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）