汉英词典
Chinese-English Dictionary
MEANING OF 雷声大,雨点小
loud thunder, but only tiny drops of rain (idiom); a lot of talk, but no action / action speaks louder than words / his bite is worse than his bark
Metaphorically, it creates great momentum for doing things, but few actual actions
比喻话说得很有气势或计划订得很大而实际行动却很少。
léi () shēng dà/dài () diǎn xiǎo
EXAMPLE SENTENCES

雷声大,雨点小

Big thunder, little rain.

乌云雷声大,雨点小

Black clouds thunder a great deal, but rain little.

他说的话吓不倒我——不过是雷声大,雨点小

I wasn't frightened by what he said, it was just bluster.