Merriam-Webster Collegiate Dictionary - zigong

 or Tzu-kung  geographical name city S central China in S central Sichuan population 393,184 ZIGZAG  I. noun  Etymology: French  Date: 1712 one of a series of short sharp turns, angles, or alterations in a course; also something having the form or character of such a series a blouse with green ~s endured the ~s of policy — Richard Bernstein  • ~gy adjective  II. adverb  Date: circa 1730 in or by a ~ path or course  III. adjective  Date: 1750 having short sharp turns or angles a ~ trail  IV. verb  (~ged; ~ging)  Date: 1777  transitive verb to form into a ~ or move along a ~ course  intransitive verb to lie in, proceed along, or consist of a ~ course