一口吃個胖子 [－－－个－－]

Jyutping jat1 hau2 hek3 go3 bun6 zi2
Pinyin yī kǒu chī ge pàng zi

Definitions (CC-CEDICT)
  1. lit. to want to get fat with only one mouthful (proverb)
  2. fig. to try to achieve one's goal in the shortest time possible
  3. to be impatient for success