拆招牌 (caak3 ziu1 paai4) — to ruin a business owner's reputation by complaining (lit., "split the signboard") in Cantonese
caak˗₃拆ziuˉ¹招paaiˎ₄牌Mandarin Pinyin: chai1 zhao1 pai5
Meaning of 拆招牌
nounto ruin a business owner's reputation by complaining (lit., "split the signboard")
nounlit. to remove one's signboard, meaning to destroy one's good reputation