DOODLE

[doo.dle] vb doo.dled ; doo.dling [perh. fr. doodle (to ridicule)] vi (1936) 1: to make a doodle

2: dawdle, trifle ~ vt: to produce by doodling -- doo.dler n

[2]doodle n (1937): an aimless or casual scribble, design, or sketch; also: a minor work