Definition of zigzag

• n. - Something that has short turns or angles.
• n. - A molding running in a zigzag line; a chevron, or series of chevrons. See Illust. of Chevron, 3.
• n. - See Boyau.
• a. - Having short, sharp turns; running this way and that in an onward course.
• v. t. - To form with short turns.
• v. i. - To move in a zigzag manner; also, to have a zigzag shape.