養狼狗，咬心口 [养－－－－－－]

Jyutping joeng5 long4 gau2 ngaau5 sam1 hau2
Pinyin yǎng láng gǒu ， yǎo xīn kǒu

Definitions (粵典–words.hk)
  1. 語句
    畀​人​背叛​；​「​養狗​咬​春袋​」​文雅​啲​嘅​講​法
    to be betrayed; literally: to be bitten in chest by the dog you raised