To turn or wind; to run in and out in many short bends or turns; to curl; to run in waves; to wrinkle; also, to rustle, as stiff cloth when moved
To form with short turns, bends, or wrinkles; to mold into inequalities or sinuosities; to cause to wrinkle or curl
If something crinkles or if you crinkle it, it becomes slightly creased or folded. He shrugged whimsically, his eyes crinkling behind his glasses When she laughs, she crinkles her perfectly-formed nose
a slight depression in the smoothness of a surface; "his face has many lines"; "ironing gets rid of most wrinkles"