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Jyutping hek3 baak6 faan6
Pinyin chī bái fàn

Definitions (Wiktionary)
  1. verb, derogatory
    to live off the labour of other people; to gain unduly; to freeload
    (syn.) 不劳而获, 素餐, 不勞而獲

吃白飯 [--饭]

Jyutping
Pinyin chī bái fàn

Definitions (CC-CEDICT)
  1. to eat plain rice
  2. (fig.) to eat and not pay for it
  3. to sponge off others
  4. to freeload