門狗 [门－]

Jyutping mun4 gau2
Pinyin mén gǒu

Definitions (Wiktionary)
  1. noun, Taiwanese-Hokkien
    latch (fastening for a door); door bolt
    (syn.) 關鍵, 插关, 门扣, 門閂, 门闩, 門栓, 门栓, 門釦, 关键, 插關