what is the meaning of zag
zag. n. One of a series of sharp turns or reversals: many zigs and zags in the mountain road; the zigs and zags of the stock market. intr.v. zagged, zagÂ·ging, zags. 1. To turn or change direction suddenly. Usually used in contrast to zig: The runner zigged when he should have zagged. 2. To behave erratically or indecisively.