crimping

To press into small ridges or folds, to pleat, to corrugate.

“Cornish pasties are crimped during preparation.”

To fasten by bending metal so that it squeezes around the parts to be fastened.

“He crimped the wire in place.”

To pinch and hold; to seize.

To style hair into a crimp, to form hair into tight curls, to make it kinky.

To bend or mold leather into shape.

To gash the flesh, e.g. of a raw fish, to make it crisper when cooked.

To impress (seamen or soldiers); to entrap, to decoy.

The act by which something is crimped.