Définitions
1.NounA fold in the fabric of a garment, usually a skirt, as a part of the design of the garment, with the purpose of adding controlled fullness and freedom of movement, or taking up excess fabric. There are many types of pleats, differing in their construction and appearance.
2.NounA similar fold in a filter, lampshade, or various other products.
3.NounA fold in an organ, usually a longitudinal fold in a long leaf such as that of palmetto, lending it stiffness.
4.NounA plait.
5.VerbTo form one or more pleats in a piece of fabric or a garment.
6.VerbTo plait."pleat my hair"