貴姓名 [贵－－]

Jyutping gwai3 sing3 ming4
Pinyin guì xìng míng

Definitions (CC-CANTO)
  1. (used in asking politely for) one's name
Definitions (粵典–words.hk)
  1. 語句
    當面​問對​方姓​（​及名​）​嘅​敬​辭
    your honoured surname (and given name); used to ask someone's surname (and given name) respectfully
  2. 近義詞
    尊姓大名
Definitions (Kaifangcidian)
  1. 貴姓 – 贵姓
  2. 尊姓大名