Her mouth was hard, lips pressed into a thin line.
She saw him press his lips into a straight line then suck in a breath and hold it.
"Stay here," she said, lips pressed into a thin line.
Max didn't say anything, though his mouth pressed into a tight line.
Her lips were pressed into a thin line of determined silence.
She made a face, pressing her lips into a hard line and gulping.
Lips pressed into a thin line, she jerked free and nodded toward the door.
His lips were pressed into a thin white line like a scar.
Her full mouth was pressed into a flat line.
He felt his lips pressing into a tight angry line.