點錯相 [点错－]

Jyutping dim2 co3 soeng3
Pinyin diǎn cuò xiāng

Definitions (CC-CANTO)
  1. to pick out the wrong person for (usually for something bad, such as for revenge) [colloquial]
Definitions (粵典–words.hk)
  1. 動詞
    認錯​人​；​如有​目標​去​襲擊​人時​打​咗​另​一個​人​；​如​警察​（​喺​混​亂​時​）​拉人時​拉​咗​個​無​辜​嘅​人
    to get the wrong person; to pick on the wrong person for revenge.