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Jyutping m4 seoi1 dak1
Pinyin wú shuāi dé

Definitions (粵典–words.hk)
  1. 形容詞
    形容​一個​人​嘅​性格​鍾​意​攞​彩​、​認叻​,​唔​接受​自己​會​失敗​,​死​唔​認錯
    unable to tolerate failure or humiliation
  2. 近義詞
    唔輸得
Definitions (Kaifangcidian)
  1. 好勝 – 好胜
  2. 不服輸 – 不服输

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Jyutping m4 seoi1 dak1
Pinyin n2 shuāi de

Definitions (CC-CANTO)
  1. cannot afford to lose, cannot fail, cannot look bad