雞蛋碰石頭 (gai1 daan2 pung3 sek6 tau4) — to throw an egg at a rock ; to attack somebody far stronger than oneself in Cantonese
gaiˉ¹雞daanˊ²蛋pung˗₃碰sekˍ₆石tauˎ₄頭简 鸡蛋碰石头
Mandarin Pinyin: ji1 dan4 peng4 shi2 tou5
Meaning of 雞蛋碰石頭
nounto throw an egg at a rock ; to attack somebody far stronger than oneself