形式婚姻 [－－－－]

Jyutping jing4 sik1 fan1 jan1
Pinyin xíng shì hūn yīn

Definitions (Wiktionary)
  1. noun, neologism
    sham marriage (especially a marriage between a gay man and a lesbian woman arranged in response to parental expectations of a conventional marriage)
    (syn.) 互助婚姻, 形婚