1. Any of various types of fold formed by doubling fabric back upon itself and then pressing or stitching into shape
   "The skirt had a series of knife pleats around the waist";
   - plait

1. Fold into pleats
   "Pleat the cloth";
   - plicate
    
2. Pleat or gather into a ruffle
   "pleat the curtain fabric";
   - ruffle

Derived forms: pleated, pleating, pleats

Type of: bend, crease, crimp, flexure, fold, fold up, plication, turn up

Encyclopedia: Pleat, David