big mouth
bigmouth

"Now do you see why we just thought he had a big mouth on him?"

She had a big mouth on her, as his mother would have said.

Why did she have to go and open her big mouth?

Thanks to my big mouth, I would have a chance to find out, on the way down.

Your little girl has a big mouth, too, but I will try to let you see her once more.

And all because he had to open his big mouth.

That great big mouth you open all day without a second thought.

They'd never have known if you hadn't gone and opened your big mouth.

"But don't tell him about what you saw because he has a big mouth."

"You think that big mouth is going to close on us?"