snake run
n.— «The “snake run,” a retro design first popular in the 1970s, features bowls with modern radii for gaining speed, pipe coping for hand holds in tricks, and smooth transitions—“trannies” as the skaters call them—throughout.» —“Rough start, smooth ride” by Shasta Kearns Moore Southwest Community Connection (Portland, Oregon) July 1, 2008. (source: Double-Tongued Dictionary)