crinkle up

crinkle up

1. To crease or wrinkle. Kathryn crinkled up her nose when she heard what I was making for dinner. Please don't put that document in the bag without a folder—you'll crinkle it up.
2. To become creased or wrinkled. I've been sitting for so long in my suit that the pants are crinkling up.
See also: up

crinkle up

to wrinkle up. Her nose crinkled up when she laughed.
See also: up
References in periodicals archive ?
Just crinkle up newspaper or aluminum foil firmly as shown in diagram 2.
When the bonds break, the polymers crinkle up and relax.
The low-stressed polymers won't have the same "need" to crinkle up and relax during washing.