煤渣 [－－]

Jyutping mui4 zaa1
Pinyin méi zhā

Definitions (CC-CEDICT)
  1. slack
Definitions (Wiktionary)
  1. noun
    coal cinder
    (syn.) 涂炭屎, 塗炭屎, 炭屎
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）