Definition of zigzag :
1. A molding running in a zigzag line; a chevron, or series of chevrons. See Illust. of Chevron, 3.
2. Having short, sharp turns; running this way and that in an onward course.
3. See Boyau.
4. Something that has short turns or angles.
5. To form with short turns.
6. To move in a zigzag manner; also, to have a zigzag shape.
head, press, crank up, progress, forge ahead, crooked, horizontal, curvature, sidestep, line, move, inclined plane, carry on, flow, twisty, walk on, outline, arc, zig, zag, diameter, duck, crank, jink, weave, slalom, roundabout, go, traverse, chord, axis, pass, zig-zag, rise
convoluted (part of speech: adjective)
oscillating (part of speech: adjective)
oblique (part of speech: adjective)
indirect, askew, leaning, diagonal, erratic, transverse, sloping, sinuous, twisted, angular, waggling, awry, devious, tilted, bevelled, undulatory, crinkled, loxic, straggling, aslant, oblique, bent, slanted, falcated, vibratory, inclined, irregular, furcal, thrawn, furcated, skewed, curved, rambling, spiral, serrated, jagged
- We travelled three or four more miles along the foot of a high ridge, and discovered what seemed to be an Indian trail, leading in a zigzag course up the side of it. - "Monsieur Violet", Frederick Marryat.
- Then he took the vessel zigzag. - "Foul Play", Charles Reade Dion Boucicault.
- " Well, look here," continued Heidi, " from one window you can see a very, very large grey house, and the roof runs like this-" and Heidi drew a zigzag line in the air with her forefinger. - "Heidi", Johanna Spyri.