The nature of this secret business may easily be guessed at.

She was gone an secret business to the east.

For one thing, it had gotten her here, with a chance to spy on a wizard at some secret business in his cellar.

Australians joke about the secret business that goes on within its walls.

"It doesn't want to be seen as a secret business."

And of course there are people who must be prevented at all costs from learning one's own secret business.

Tonight someone will visit you, to talk about some very secret business.

"But what sort of secret business could there be?"

So, Sir John was away on secret business of some sort or other.

They said that it was wrong for me to do secret business.