If you tell about something that was supposed to be a secret, we say you let the cat out of the bag.

VOA: special.2009.09.27

The phrase to be left holding the bag is as widely used as the expression to let the cat out of the bag.

VOA: special.2009.01.25

John Butterfield ordered his men never to let the mail out of their sight.

VOA: special.2010.04.26

In five of them, the rate at which fish are being taken out of the sea has dropped to a level that should let the populations recover.

VOA: special.2009.09.08

Another widely-used expression is to let the cat out of the bag.

VOA: special.2011.05.22

Instead, let us come out into the light of day.

VOA: special.2009.04.02

Let us see how all the questions that have arisen out of this unhappy subject of slavery can be better settled more fairly and justly than the plan I have offered.

VOA: special.2009.03.19

Just let me get you out of here first,all right? It's my dad! We have to go back!

VOA: standard.other

I couldn't let himlay there all alone, scared the way he was, so I grabbed him up and run him out of there.

VOA: standard.other

"It might not be a bad idea to let people know verbally, out loud,for all the world to see, , the kind of support,at least talk, that we appreciate what they are doing and that we are inspired by their courage.

VOA: standard.2009.10.28