嘴硬 [－－]

Jyutping zeoi2 ngaang6
Pinyin zuǐ yìng

Definitions (CC-CEDICT)
  1. reluctant to admit a mistake
Definitions (Wiktionary)
  1. adj
    reluctant to admit one's mistakes
    (syn.) 鐵齒, 口硬, 铁齿
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）