買花墩 [买－－]

Jyutping maai5 faa1 dan2
Pinyin mǎi huā dūn

Definitions (粵典–words.hk)
  1. 動詞、俚語、舊式
    冇​子女​嘅​人家​，​買​或​揾​個​女​仔​嚟​養
    to buy a child girl for adoption (by couples who do not have children of their own)