打頭鑼 [－头锣]

Jyutping daa2 tau4 lo4
Pinyin dǎ tóu luó

Definitions (CC-CANTO)
  1. being the leader; to take the lead
Definitions (粵典–words.hk)
  1. 動詞
    做​戲​嗰​陣​打​嘅​開​場​鑼​鼓
    to beat drums at the start of a play
  2. 動詞
    引申​指帶頭​做​嘢
    (by extension) to do things first; to take initiative