旗語 [－语]

Jyutping kei4 jyu5
Pinyin qí yǔ

Definitions (CC-CEDICT)
  1. flag signals (for communicating between ships or army units)
  2. semaphore
Definitions (Wiktionary)
  1. noun
    semaphore
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）