I knew the number by heart, which was a bad sign all on its own.
She was beginning to think like a movie, always a bad sign.
We know very little about them, which in itself is a bad sign.
I take this to be a very bad sign indeed.
She could make them out now, and that was a bad sign.
It was always a bad sign when he used my real name.
He had been found giving his money away to the poor - always a bad sign!
The person didn't speak, which she knew was a bad sign.
She said it was a bad sign, not a good one.
He did not see him, and that was a bad sign.
