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Jyutping wong4 dai3 neoi2 m4 jau1 gaa3
Pinyin huáng dì nǚ wú yōu jià

Definitions (粵典–words.hk)
  1. 語句
    歇後語​;​指​需求​大​,​好多​人要​(​「​嫁​」​同​「​價​」​同音​,​即​係​「​唔​憂價​」​)
    a "sandwich pun" meaning "in great demand"; literally: the emperor's daughter need not worry about her marriage 嫁gaa3 (punning with "price" 價)

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Jyutping wong4 dai3 neoi2 m4 jau1 gaa3
Pinyin huáng dì nǚ n2 yōu jià

Definitions (CC-CANTO)
  1. (proverb) the girls from a rich family is carefree (usually it has negative meaning)