A zigzag fence made by placing the ends of the rails at an angle upon one another; a snake-fence.(noun)
The Century Dictionary (Public Domain)
Use "worm-fence" in a sentence
"Forsaking the main road, they crossed Wild Water on a narrow bridge and continued along an ancient, rutted road that ran beside an equally ancient worm-fence of split redwood rails."
"After discussing for a few minutes the probabilities of such a course on the part of the enemy, I thought McCook should be made acquainted with what was going on, so Sill and I went back to see him at his headquarters, not far from the Griscom House, where we found him sleeping on some straw in the angle of a worm-fence."
"The "citizen-soldier" knew no more about "dressing the line," than about dressing himself, and the front of his company presented as many inequalities as a "worm-fence.""