dip·sy-doo·dle (dĭp'sē-dōōd'l) intr.v.
dip·sy-doo·dled, dip·sy-doo·dling, dip·sy-doo·dlesInformal To move in or follow a zigzag course: "the narrow trail . . . dipsy-doodled through the brush until it finally reached the river"(Pete Bodo).
[Alteration of dipsy-do, baseball term to describe motion of a screwball, from dip.]