The old man's face began to lose a few of its frown lines.

Over time, mostly by word of mouth, it became popular as a treatment for frown lines and wrinkles.

She caught my double take, and a frown line appeared between her eyebrows.

In the face there were frown lines around the mouth and eyes.

Ten years from now, she was going to have some excellent frown lines.

Two small frown lines had fixed themselves between his eyebrows.

Her face was anxious and the frown lines were deeper than ever.

In 2002, it was approved for use on frown lines.

The candle she held highlighted the frown lines on her face.

As she got closer, he saw the subtle frown lines at the corners of her mouth.