波罅 [－－]

Jyutping bo1 laa3
Pinyin bō xià

Definitions (CC-CANTO)
  1. a cleavage [colloquial]
Definitions (粵典–words.hk)
  1. 名詞、俚語
    乳溝​；​事業線​（​量​詞​：​條​）
    (breasts) cleavage
Definitions (Wiktionary)
  1. noun, Cantonese, slang
    cleavage (separation between breasts)
Definitions (Kaifangcidian)
  1. 乳溝 – 乳沟