n., adj., adv., & v.
n. 1 a line or course having abrupt alternate right and left turns. 2 (often in pl.) each of these turns.
adj. having the form of a zigzag; alternating right and left.
adv. with a zigzag course.
v.intr. (zigzagged, zigzagging) move in a zigzag course. zigzaggedly adv.
[ F f. G zickzack ]