誓願當食生菜 (sai6 jyun6 dong3 sik6 saang1 coi3) — not being serious when making a vow or a pledge in Cantonese
saiˍ₆誓jyunˍ₆願dong˗₃當sikˍ₆食saangˉ¹生coi˗₃菜简 誓愿当食生菜
Mandarin Pinyin: shi4 yuan4 dang1 shi2 sheng1 cai4
Meaning of 誓願當食生菜
nounnot being serious when making a vow or a pledge