平時不燒香，臨時抱佛腳 [－时－烧－－临时－－脚]

Jyutping ping4 si4 bat1 siu1 hoeng1 ， lam4 si4 pou5 fat6 goek3
Pinyin píng shí bù shāo xiāng ， lín shí bào fó jiǎo

Definitions (Wiktionary)
  1. proverb
    to not make adequate preparations beforehand and do something hurriedly only at the last minute
    (syn.) 平時唔燒香，臨急抱佛腳, 閒時唔燒香，急時抱佛腳, 抱佛腳, 急時抱佛腳, 平時不燒香，臨時抱佛腳, 臨急抱佛腳, 抱佛跤, 臨嫁錐耳, 臨時抱佛腳, 急則抱佛腳, 急來抱佛腳

平時不燒香，臨時抱佛腳 [－时－烧－－临时－－脚]

Jyutping ping4 si4 bat1 siu1 hoeng1 , lam4 si4 pou5 fat6 goek3
Pinyin píng shí bù shāo xiāng , lín shí bào fó jiǎo

Definitions (CC-CEDICT)
  1. lit. to clasp the Buddha's feet when danger arises (idiom); fig. to profess devotion only when in trouble
  2. doing things at the last minute
  3. to make a hasty last-minute effort (often refers to cramming for exams)