1. a small line or fold in the skin, especially on the face, caused by age or facial expressions
2. a small fold or crease in cloth, paper, or other material
3. an unexpected problem or complication
Usage: informal

1. to develop small lines or folds
2. to cause something to develop small lines or folds

Examples

• She noticed new wrinkles around her eyes.
• The shirt had wrinkles from being packed in the suitcase.
• There’s a wrinkle in our travel plans – the flight was cancelled.
• His forehead wrinkled when he concentrated.
• Don’t wrinkle your dress by sitting on it.
• The paper wrinkled when it got wet.
• She tried to smooth out the wrinkles in the tablecloth.