Meaning of WRINKLE in English
/ ˈrɪŋkl; NAmE / noun , verb
a line or small fold in your skin, especially on your face, that forms as you get older :
There were fine wrinkles around her eyes.
[ usually pl. ] a small fold that you do not want in a piece of cloth or paper
wrinkle (sth) (up) to make the skin on your face form into lines or folds; to form lines or folds in this way :
[ vn ]
She wrinkled up her nose in distaste.
He wrinkled his brow in concentration.
[ v ]
His face wrinkled in a grin.
to form raised folds or lines in an untidy way; to make sth do this :
[ v ]
Her stockings were wrinkling at the knees.
[also vn ]
late Middle English : origin obscure, possibly a back-formation from the Old English past participle gewrinclod sinuous (of which no infinitive is recorded).
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005