干打雷，不下雨

乾打雷，不下雨
gāndǎléi,bùxiàyǔ
  1. all thunder but no rain (idiom)
  2. a lot of noise but no action

CEDICT

Entry Composition

=1 干 gān old variant of 干 gān
=1 干 gān
  1. dry
  2. dried food
  3. empty; hollow
  4. taken in to nominal kinship; adoptive; foster
  5. futile; in vain
  6. (dialect) rude; blunt
  7. (dialect) to cold-shoulder
=1 干 gān variant of 干 gān
=1 干 gān
  1. (bound form) to have to do with; to concern oneself with
  2. one of the ten heavenly stems 天干 tiāngān
  3. (archaic) shield
2 打雷 dǎléi
  1. to rumble with thunder
  2. clap of thunder
3 不下 bùxià to be not less than (a certain quantity, amount etc)
4 雨 yǔ rain

classifiers: 陣, 場