Definition of: zigzag

(zig′zag) noun
A series of short, sharp turns or angles from one side to the other in succession, or something, as a path or pattern, characterized by such angles.
—adjective Having a series of short alternating turns or angles from side to side: a zigzag pattern.
—adverb In a zigzag manner.
—v.t. & v.i. ·zagged, ·zag·ging To form or move in zigzags. [<F <G zickzack, prob. reduplication of zacke a sharp point]