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Jyutping maa1 maa1 song1
Pinyin mā mā sāng

Definitions (Wiktionary)
  1. noun, Taiwan
    female pimp
    (syn.) 契婆, 老媌, 老舉頭, 媌頭, 雞頭, 依厝, 老鴇, 雞母, 婊頭, 索頭婆, 依大頭, 媽媽生, 依大, 鴇母, 媌母, 王婆, 雞婆, 老鴇子, 龜婆, 鴇兒

媽媽桑 [妈妈-]

Jyutping
Pinyin mā ma sāng

Definitions (CC-CEDICT)
  1. mama-san, middle-aged woman who runs a brothel, bar etc (loanword from Japanese)
  2. madam