[--]

Jyutping caau2 gaang1
Pinyin chǎo gēng

Definitions (粵典–words.hk)
  1. 動詞
    利用​業餘​時間​從​事​第二份​差事​賺​錢
    to go on another duty apart from your job
Definitions (Kaifangcidian)
  1. 加夜班
  2. 搞外快
  3. 找份兼職 – 找份兼职
  4. 幹業餘活 – 干业余活
  5. 晚上業餘加班 – 晚上业余加班

[--]

Jyutping caau2 gang1
Pinyin chǎo gēng

Definitions (CC-CEDICT)
  1. to moonlight