wrinkle

A small furrow, ridge or crease in an otherwise smooth surface.

A line or crease in the skin, especially when caused by age or fatigue.

• Spending time out in the sun may cause you to develop wrinkles sooner.

A fault, imperfection or bug especially in a new system or product; typically, they will need to be ironed out.

• We need to iron out the wrinkles in the plan before implementing it.

A twist on something existing; a novel difference.informal

• We've added a couple of new wrinkles to the policy.

To make wrinkles in; to cause to have wrinkles.transitive

• Be careful not to wrinkle your dress before we arrive.

To pucker or become uneven or irregular.intransitive

• An hour in the tub will cause your fingers to wrinkle.

To develop irreversibly wrinkles; to age.intransitive

• The skin is the substance that wrinkles, shows age, stretches, scars and cuts.

To sneer (at).intransitiveobsolete

• Ther's some weakenes in your brother you wrinkle at

A winkleUSdialectal