Definition of "wrinkling"
The act of wrinkling.
Quotations
Would she be able to appreciate the subtlety of their advances, if they made any; those little twitches and twists of the lips, those narrowings and rollings of the eye, those wrinklings of the speculative temple, that shrugging of an eye-brow at play?
1950, Mervyn Peake, chapter 33, in Gormenghast, Penguin, published 1969, page 203