心頭高 [－头－]

Jyutping sam1 tau4 gou1
Pinyin xīn tóu gāo

Definitions (CC-CANTO)
  1. being very ambitious
Definitions (粵典–words.hk)
  1. 形容詞
    心入​面​嘅​期望​太高​，​難以​實現
    having expectations that are difficult to meet; expecting too much; literally: heart head high
Definitions (Kaifangcidian)
  1. 心氣高 – 心气高
  2. 志向高