1. to form small folds or wrinkles in fabric or material
2. to crimp or compress into small ridges or waves
Usage: often used in reference to hair styling

1. a small fold, wrinkle, or ridge in fabric or material

Examples

• The heat crimples the edges of the paper.
• She crimples her hair with a special styling tool.
• The fabric crimples easily when wet.
• Small crimples appeared in the silk after washing.
• Don't crimple the documents before filing them.
• The crimples in her skirt gave it an interesting texture.