dipsy-doodle

dip·sy-doo·dle

D0242450 (dĭp′sē-do͞od′l)intr.v. dip·sy-doo·dled, dip·sy-doo·dling, dip·sy-doo·dles Informal To move in or follow a zigzag course.
[Alteration of dipsy-do, baseball term to describe motion of a screwball, from dip.]