The security officer sat rigidly at attention in front of his bridge station.

Both sat rigidly, as though one feared a sudden attack from the other.

She sat rigidly in front of him, unable to move.

The man sitting rigidly in the back of the van was a private named Crane.

He was sitting rigidly looking down at his clasped hands and didn't meet her eyes.

She sat rigidly on the side of the bed, too hurt to speak.

I refused to speak and sat rigidly at the far end of the couch.

He was sitting rigidly, staring straight at the back of my head.

Several more minutes passed, while Spock sat rigidly, words running through his mind.

Both sat rigidly in their seats, staring at the road ahead.