門釦 [门扣]

Jyutping mun4 kau3
Pinyin mén kòu

Definitions (CC-CEDICT)
  1. door latch
Definitions (Wiktionary)
  1. noun
    latch (fastening for a door); door bolt
    (syn.) 關鍵, 插关, 门狗, 門閂, 門狗, 门闩, 門栓, 门栓, 关键, 插關