Definition of "zigzagger"

Join the pieces with overlapping seams and finish off by stitching with the zigzagger attachment.

1942, The Chemistry leaflet

If a woman had the finest conventional sewing machine with all the attachments ever made, she could not do one tenth of the work that can be done on a modern zigzagger.

1954, Kiplinger's Personal Finance

That is what has long worried many people about Nixon: they saw him as the political man, the born trimmer, the zigzagger and flipflopper, the constantly moving target

2005, Before the fall: an inside view of the pre-Watergate White House

As a self-avowed 'zigzagger' who works back and forth between historical particularities and sociological categories,

2006, John A. Hall, Ralph Schroeder, An anatomy of power: the social theory of Michael Mann

In the view of Greenberg and his colleagues, Clinton […] was a zigzagger who tailored his views to suit voters.

2017, David Friend, The Naughty Nineties, Twelve Books