What is "doodled"

Usage examples of "doodled".

Christ, what had they been discussing when Hrrula doodled in the dust?

Dig the skewed postscript: Freddy’s phone number doodled right there on the report.

Then he doodled, as Johnny Greene did, only he doodled asteroids tumbling or spinning through space on their axes, or atmosphere domes and generator units.

Near the top there were two words: For Alyosha, and about an inch lower down, surrounded by doodled stars, J.

That seemed to be more or less all, though near the bottom of the page, in their own individual doodled boxes, were four sets of letters and numbers, which were DEP PET, 1855, K’sC, and 1950.

Well… they meant nothing much to me at first sight, but yesterday afternoon, while we were rolling around Moscow, I thought… suppose Malcolm doodled because he was waiting for those numbers… and then we passed a metro station and I thought of trains… And there it damn well was, staring me in the face.

He doodled a bit, a quick sketch of the room, of Dan Gardner's face.