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Jyutping sin1 jan4 tiu3
Pinyin xiān rén tiào

Definitions (Wiktionary)
  1. noun, informal
    seducing someone (usually a man) into sex and then blackmailing the person by accusing them of prostitution, adultery, statutory rape, etc.

仙人跳 [---]

Jyutping
Pinyin xiān rén tiào

Definitions (CC-CEDICT)
  1. confidence trick in which a man is lured by an attractive woman