扮晒魚蝦蟹 [－－鱼虾－]

Jyutping baan6 saai3 jyu4 haa1 haai5
Pinyin bàn shài yú xiā xiè

Definitions (CC-CANTO)
  1. to act as if one is very powerful; to behave pretentiously [colloquial]
Definitions (粵典–words.hk)
  1. 動詞、俚語
    扮有​好​大權力
    to act as if one is powerful