Wrinkle1, n.
(rĭŋk'l), n. [A-S. wrincle, from wringan, to wring; O. D. wrinckel, Dan. rynke, Sw. rynka, Icel. hrucka, O. H. Ger. runza, runzila, M. H. Ger. runze, runzel, N. H. Ger. runzel, for rungsa, rungsel, from O. H. Ger. ringan, to wring.]
Sense 1. A small ridge, prominence, or furrow, formed by the shrinking or contraction of any smooth substance; a corrugation; a crease; a slight fold; as, wrinkles in the face or skin; a wrinkle in cloth. “The wrinkles in my brows.” Shak.
Sense 2. Roughness; unevenness.
Not the least wrinkle to deform the sky. Dryden.
Sense 3. A notion or fancy; a whim; as, to have a new wrinkle. [Collog.]