낮말은 새가 듣고 밤말은 쥐가 듣는다

nanmareun saega deutgo bammareun jwiga deunneunda

Word for word

“Birds hear what's said by day; mice hear what's said by night.”

What it means

Someone is always listening, so watch what you say.

When you'd say it

Warning a friend who's gossiping a bit too loudly.

Closest English saying

The walls have ears.

Example

여기서 팀장님 얘기는 그만해. 낮말은 새가 듣고 밤말은 쥐가 들어.Stop talking about the manager here. Birds and mice are listening.