小姓 [－－]

Jyutping siu2 sing3
Pinyin xiǎo xìng

Definitions (CC-CANTO)
  1. my surname is (to express a humble / modest manner out of politeness) [written and colloquial]
Definitions (Wiktionary)
  1. noun
    uncommon surname; rare surname
  2. noun, literary
    lowly family; family of low status
  3. noun, humble, polite
    my surname
    (syn.) 敝姓