一錘子買賣 [－锤－买卖]

Jyutping jat1 ceoi4 zi2 maai5 maai6
Pinyin yī chuí zi mǎi mai

Definitions (Wiktionary)
  1. noun, colloquial, idiomatic
    acting recklessly; throwing all caution to the wind

一錘子買賣 [－锤－买卖]

Jyutping jat1 ceoi4 zi2 maai5 maai6
Pinyin yī chuí zi mǎi mài

Definitions (CC-CEDICT)
  1. a one-off, short-sighted deal
  2. a one-shot, all-out attempt