B [---]

Jyutping maa1 nei5 dik1 bi1
Pinyin mā nǐ de bī

Definitions (Wiktionary)
  1. phrase, euphemistic, slang
    Euphemism for 媽你的屄/妈你的屄 (mā nǐ de bī)
    (syn.) 妈你个B, 媽你的屄, 妈你个屄, 妈你的屄, 媽你個B, 媽你個屄