风吹草动
fēngchuī-cǎodòngTraditional 風吹草動
slightest sign of trouble
Every meaning
fēngchuī-cǎodòng
- slightest sign of trouble
Its characters
Words with 风
Words with 吹
Meanings from our own dictionary. Chengyu from the Xinhua idiom list, the most common first.