noun
knife pleat; one-way pleat; accordion pleats
A type of pleat where all folds face the same direction, commonly used in skirts and uniforms. The term is a loanword from English.
See also: 車襞 (くるまひだ)
このスカートはナイフプリーツが入っていて、動きやすい。
This skirt has knife pleats, so it's easy to move in.