丑時 [－时]

Jyutping cau2 si4
Pinyin chǒu shí

Definitions (CC-CEDICT)
  1. 1-3 am (in the system of two-hour subdivisions used in former times)
Definitions (Wiktionary)
  1. noun, literary
    the hours of the ox (1:00am to 3:00am)
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）