駁口 [驳－]

Jyutping bok3 hau2
Pinyin bó kǒu

Definitions (CC-CANTO)
  1. interface;roll line;fold line;connection; joint; junction
Definitions (粵典–words.hk)
  1. 名詞
    兩個​部份​連接​埋​一​齊​嘅​地方​（​量​詞​:​個​）
    joint; the place where two separate parts meet