My mother's pumping hand, for example, seemed to us a clear sign of physical pain.

She gave no sign of pain beyond a small grunt.

They moved slowly, stiffly, but gave no sign of pain.

"At the first sign of pain, you will tell me?"

No sign of pain came to his face with the movement, however.

If she shows signs of pain I'll stop it immediately.

I looked back, they were still standing there showing no signs of pain.

This is obviously a sign of her inner anxiety and pain.

Be sure to remove your contacts at the first sign of pain.

There was no sign of pain or weakness about him; just the opposite.