不翼而飞 bù yì ér fēi

to disappear without trace; to vanish all of a sudden

Word data

HSK Not in HSK
Frequency 22787th word

Definitions

  1. 1. to disappear without trace
  2. 2. to vanish all of a sudden
  3. 3. to spread like wildfire
  4. 4. to spread fast

Characters

Character Meaning
不 bù HSK 1
not; no; (negative prefix)
翼 yì HSK 6
wing; to assist; surname Yi
而 ér HSK 3
and; but (not); (indicates contrast)
飞 fēi HSK 1
to fly