Dictionary/滴水不漏

滴水不漏

dī shuǐ bù lòu

ㄉㄧ ㄕㄨㄟˇ ㄅㄨˋ ㄌㄡˋ
Idiom
1lit. not one drop of water can leak out
2watertight
3rigorous (argument)

Characters

滴水不漏