不脛而走

不胫而走
bùjìngérzǒu
  1. to get round fast
  2. to spread like wildfire

CEDICT

脛，小腿。不脛而走指不用腿也能去，比喻事物不用推廣，也能迅速傳播。清．趙翼《甌北詩話．卷四．白香山詩》：「是以不脛而走，傳遍天下。」也作「無脛而行」。

重編國語辭典

Homographs

不脛而走 bùjìng'érzǒu

Entry Composition

1 不 bù
  1. no; not so
  2. (bound form) not; un-
2 脛 jìng lower part of leg
3 而 ér
  1. and
  2. as well as
  3. and so
  4. but (not)
  5. yet (not)
  6. (indicates causal relation)
  7. (indicates change of state)
  8. (indicates contrast)
4 走 zǒu
  1. to walk
  2. to go
  3. to run
  4. to move (of vehicle)
  5. to visit
  6. to leave
  7. to go away
  8. to die (euph.)
  9. from
  10. through
  11. away (in compound verbs, such as 撤走 chèzǒu)
  12. to change (shape, form, meaning)

Related entries

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