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Jyutping do1 gau6 jyu2
Pinyin duō huò yú

Definitions (粵典–words.hk)
  1. 語句
    「​多​鳩​餘​」​嘅​諧​音​;​冇​用​、​嘥​氣​、​冇​意義
    meaningless; useless; superfluous; near homophone of and euphemism for 多鳩餘do1gau1jyu4
    • 你講嚟都多嚿魚。
      你讲嚟都多嚿鱼。
      nei5 gong2 lai4 dou1 do1 gau1 jyu2.
      It's freaking meaningless for you to say that.
  2. 參看
    多舊魚
Definitions (Wiktionary)
  1. phrase, Cantonese, vulgar
    fucking unnecessary
Examples (粵典–words.hk)
  1. Cantonese
    你讲嚟都多嚿鱼。
    你講嚟都多嚿魚。
    nei5 gong2 lai4 dou1 do1 gau1 jyu2.
    • It's freaking meaningless for you to say that.
  2. Cantonese
    食多嚿鱼啦相公
    食多嚿魚啦相公
    sik6 do1 gau6 jyu2 laa1 soeng3 gung1
    • Have one more bite of fish, my dear.