滾瓜爛熟 gǔn guā làn shú

to know sth inside out; to know sth by heart

Word data

HSK Not in HSK
Frequency Unknown

Definitions

  1. 1. to know sth inside out
  2. 2. to know sth by heart
  3. 3. lit. ripe as a melon that rolls from its vine (idiom); fig. to know fluently

Characters

Character Meaning
滾 gǔn
to roll; to boil; Get lost!
瓜 guā HSK 2
melon; gourd; squash
爛 làn
rotten; bad; crappy
熟 shú HSK 4
familiar; cooked (of food); ripe (of fruit)