Having a serrated or zigzag figure, direction, or course, as a line, wall, moulding, path, etc.; constructed with salient and re-entrant angles…

Having the form of a zigzag; turning sharply at angles in alternate directions; characterized by turns of this kind.

Having a zigzag form or marking.

Characterized by zigzags or short sharp turns at alternate angles.

zigzag-shaped adj.; zigzag fashion, zigzag-wise quasi-adverbs.

gen. Formed of chevrons, zigzag.