The yellow mask of death was beginning to set his face into rigid lines.

For a moment his features seemed to blur, then snapped back into rigid lines again.

Baseball, basketball and football were still divided along rigid lines of color.

He was angry; she could see the rigid line of his jaw.

Instead of rigid, straight lines, the garden took a more natural, curved path.

The rigid line of the guard's mouth was making her extremely nervous.

She looked around her, staring at the dead garden with lips set in a rigid line.

There's no rigid line between a job and art.

His lips were usually fixed in a grim, rigid line.

He was asking her to take all the risks, Kimberly told herself as she watched the rigid line of his back.