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Jyutping jat1 gaau3 gou1 haa6
Pinyin yī jiào gāo xià

Definitions (CC-CEDICT)
  1. to compete against
  2. to measure oneself against
  3. to go head to head (see who is best)
Definitions (粵典–words.hk)
  1. 語句
    同人​比試​邊個​勁​啲
    to compete to see who is better
  2. 參看
    一決高下
Definitions (Wiktionary)
  1. phrase, idiomatic
    to compete against one another and determine who is superior
    (syn.) 一决高下, 一決高下
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)