1.a line on your face or skin that you get when you are old [lo]
Wrinkles are lines which form on someone’s face as they grow old. [co]
1) I ironed out the wrinkles in my pants.
2) Age wrinkles are appearing in his face.
3) She wrinkled up her nose at the smell.
4) These trousers never wrinkle.
5) When you photocopy books, take care not to wrinkle pages.
[lo] LONGMAN Advanced AMERICAN DICTIONARY
[co] Collins COBUILD English Dictionary