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Jyutping dak1 cyun3 zeon3 cek3
Pinyin dé cùn jìn chǐ

Definitions (CC-CEDICT)
  1. lit. win an inch, want a foot (idiom); fig. not satisfied with small gains
  2. give him an inch, and he'll want a mile
Definitions (粵典–words.hk)
  1. 動詞
    形容​人​得到​少少​好​處​之​後​,​又​要求​更​多​好​處
    to be given an inch and talk a mile; to overstep the mark; to go too far; to take advantage
    • 我已經幫你還咗錢啦,你仲想我幫你交租?咪得寸進尺喎。
      我已经帮你还咗钱啦,你仲想我帮你交租?咪得寸进尺㖞。
      ngo5 ji5 ging1 bong1 nei5 waan4 zo2 cin2 laa1, nei5 zung6 soeng2 ngo5 bong1 nei5 gaau1 zou1? mai5 dak1 cyun3 zeon3 cek3 wo3.
      I've already pay all your debts. Don't you dare ask me to pay your rent. You've gone too far.
  2. 近義詞
    得上牀掀被罯、得隴望蜀
Definitions (Wiktionary)
  1. phrase, idiomatic
    to be extremely greedy; give them an inch and they'll take a mile
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    得寸进尺。
    得寸進尺。
    dé cùn jìn chǐ 。
    • Give him an inch and he'll take a yard.
    • Give him an inch and he'll take a mile.
Examples (粵典–words.hk)
  1. Cantonese
    我已经帮你还咗钱啦,你仲想我帮你交租?咪得寸进尺㖞。
    我已經幫你還咗錢啦,你仲想我幫你交租?咪得寸進尺喎。
    ngo5 ji5 ging1 bong1 nei5 waan4 zo2 cin2 laa1, nei5 zung6 soeng2 ngo5 bong1 nei5 gaau1 zou1? mai5 dak1 cyun3 zeon3 cek3 wo3.
    • I've already pay all your debts. Don't you dare ask me to pay your rent. You've gone too far.