漏洞百出 [－－－－]

Jyutping lau6 dung6 baak3 ceot1
Pinyin lòu dòng bǎi chū

Definitions (CC-CEDICT)
  1. (of an argument, theory etc) full of flaws (idiom)
Definitions (Wiktionary)
  1. phrase, idiomatic
    to be replete with flaws