半夜食黃瓜 (bun3 je6 sik6 wong4 gwaa1) — eating a cucumber in midnight, which means not knowing where is the start and end in Cantonese
bun˗₃半jeˍ₆夜sikˍ₆食wongˎ₄黃gwaaˉ¹瓜简 半夜食黄瓜
Mandarin Pinyin: ban4 ye4 shi2 huang2 gua5
Meaning of 半夜食黃瓜
nouneating a cucumber in midnight, which means not knowing where is the start and end