The thing was just a private joke between my wife and me.

It was something of a private joke between him and the general.

The message had to be a private joke, since no one else could have been expected to find it.

She smiled at him as if they had some private joke going between them.

She smiled as if he'd told her a private joke.

Or maybe he was just amused at some private joke of his own.

Rather, he seemed to include her in some private joke that only she would appreciate.

It was, even at its beginning, a happy private joke between two wise women.

This private joke was the reason the team became the Braves.

The whispers late at night, the private jokes, the history.

The two smiled at each other as if sharing a private joke.

He chuckled a little, as if at a small private joke.

The woman smiled, as if in reference to some private joke.

Then the two of them broke up laughing at some old private joke.

He gave a slight smile at that, as if it were some private joke.

He laughed at a private joke, then leaned back in his chair.

It was a word Alma used a lot, one that had become a private joke between them.

But both men were smiling, as if enjoying a private joke.

It is as if some huge private joke exists at my expense.

Wayne turned to Bruce as if to explain some small private joke.

The old man cackled suddenly, as if at some private joke.

It was by now a private joke between them.

The kind of laugh that was meant for bedrooms and private jokes.

To add a final touch to her confusion, he was now smiling at some private joke.

"It could be," she said, and suddenly grinned, as though at some private joke.