……成狗 [－－－－]

Jyutping … … sing4 gau2
Pinyin chéng gǒu

Definitions (Wiktionary)
  1. adv, humorous, neologism, slang
    An adjectival complement that expresses an extremeness in degree.
    • 累成狗
      累成狗
      lèi chéng gǒu
      extremely tired [cf. dog-tired]
    • 忙成狗
      忙成狗
      máng chéng gǒu
      extremely busy
    • 凍成狗
      冻成狗
      dòng chéng gǒu
      extremely cold; freezing
    • 熱成狗
      热成狗
      rè chéng gǒu
      extremely hot