用屎忽諗嘢 [－－－谂－]

Jyutping jung6 si2 fat1 nam2 je5
Pinyin yòng shǐ hū shěn yě

Definitions (CC-CANTO)
  1. to make stupid / idiotic suggestion [colloquial]
Definitions (粵典–words.hk)
  1. 動詞
    形容​人​思路​極為​愚蠢
    to describe someone who thinks in an incredibly stupid way; literally, to think with one's butt
    • 佢點解可以咁離譜㗎，係咪用屎忽諗嘢㗎佢？
      佢点解可以咁离谱㗎，系咪用屎忽谂嘢㗎佢？
      How can he be so ridiculous? Does he think with his butt?
  2. 近義詞
    諗嘢唔經大腦
Examples (粵典–words.hk)
  1. Cantonese
    佢点解可以咁离谱㗎，系咪用屎忽谂嘢㗎佢？
    佢點解可以咁離譜㗎，係咪用屎忽諗嘢㗎佢？
    • How can he be so ridiculous? Does he think with his butt?