Definitions

1. noun

a small fold or crease in the skin, especially on the face, caused by age or use.

“The lines on her forehead were deepening into wrinkles over time.”

2. verb

to crease or fold something, especially the skin, so that it becomes wrinkled.

“She wrinkled her brow in concentration.”

3. verb

to cause something to become wrinkled or creased.

“The rough fabric wrinkled easily.”

4. noun

a small fold or crease in a surface, especially a fold in a sheet of paper or a fold in a material.

“The sheet had a big wrinkle in it that needed to be ironed out.”