Verb (used with object), verb (used without object) : He doodled during the whole lecture.    From Dictionary.com. 

I love Gomi's work, and I own these "doodling" books.    From Wordnik.com.  [Taro Gomi: Doodle All Year « Drawn! The Illustration and Cartooning Blog] Reference

Or, let’s face it, random doodling, which is also fun.    From Wordnik.com.  [Creative Every Day, Part 4 « Looking for Roots] Reference

COHEN: I think any kind of doodling according to this study is good.    From Wordnik.com.  [CNN Transcript Mar 2, 2009] Reference

MOSTELLER: He was just kind of doodling and not even really thinking about what he was drawing.    From Wordnik.com.  [CNN Transcript Aug 23, 2007] Reference

The idea was to see if "doodling" mattered for recall.    From Wordnik.com.  [About.com Longevity] Reference

I've found it lacks a lot on the pen interactivity for "doodling".    From Wordnik.com.  [All Discussion Groups: Message List - root]

Anything you draw idly while doing something else -- often phoning -- is called "doodling".    From Wordnik.com.  [Yahoo! Answers: Latest Questions] Reference

The actual activity of doing his job is very similar to the "doodling" he did during school days.    From Wordnik.com. Reference

"doodling" and rejoiced when her father, Mother Bab or David praised her singing.    From Wordnik.com.  [Patchwork A Story of 'The Plain People'] Reference

Ended the evening doodling and talking about cats.    From Wordnik.com.  [nebet Diary Entry] Reference

What your brain is really up to while you're doodling.    From Wordnik.com.  [CNN Transcript Mar 2, 2009] Reference

S. O'BRIEN: Yes, thank you for doodling on (UNINTELLIGIBLE).    From Wordnik.com.  [CNN Transcript Mar 14, 2006] Reference

This is what he was doodling during the Cuban missile crises.    From Wordnik.com.  [CNN Transcript Nov 19, 2006] Reference

This was what he was doodling during the Cuban missile crisis.    From Wordnik.com.  [CNN Transcript Nov 14, 2006] Reference

A few dared to whisper, but no one was caught reading or doodling.    From Wordnik.com.  [Zipped Lips] Reference

I was safe in my hole, doodling, ready to start calling out orders.    From Wordnik.com.  [The Forever War]

UNIDENTIFIED MALE: He was always writing in the margins or doodling somehow.    From Wordnik.com.  [CNN Transcript Jan 2, 2007] Reference

GREENBERG: It says there I was doodling away then I began to think about you.    From Wordnik.com.  [CNN Transcript Nov 19, 2006] Reference

GREENBERG: It says, there I was, doodling away and I began to think about you.    From Wordnik.com.  [CNN Transcript Nov 18, 2006] Reference

I mean, don't you think they might have been just some doodling in the margins?.    From Wordnik.com.  [CNN Transcript Aug 1, 2003] Reference

I'm stopping officially doodling, not that anyone would want my doodles anyway.    From Wordnik.com.  [CNN Transcript Nov 18, 2008] Reference

Kathy is excited about a doodler, a doodler doodling doodles that look familiar.    From Wordnik.com.  [We Will Elevate (Part One)] Reference

One day, I was sitting at the kitchen table, doodling in the margin of a notebook.    From Wordnik.com.  [The Second Confession] Reference

O'BRIEN: Ask Michaela (ph) what she thinks about her dad having a living doodling.    From Wordnik.com.  [CNN Transcript Oct 6, 2002] Reference

The Israeli sat silent for a moment, doodling with a fingernail on the tablecloth.    From Wordnik.com.  [The Alamut Ambush]

And what the researchers think is that you're better off doodling than daydreaming.    From Wordnik.com.  [CNN Transcript Mar 2, 2009] Reference

Just last week she'd found herself doodling on a scratch pad: Mrs. Trevor Templeton.    From Wordnik.com.  [Hot And Bothered]

Arnquist sat impassively, doodling on the pad before him, refusing to meet Dal's eyes.    From Wordnik.com.  [Star Surgeon] Reference

GREENBERG: It says, "There I was doodling away -- then I began to think about you, so.".    From Wordnik.com.  [CNN Transcript Nov 14, 2006] Reference

Obviously, the show wasn't very boring because here is my sum total of my doodling today.    From Wordnik.com.  [CNN Transcript Mar 2, 2009] Reference

G. G.RLOW: It's pretty amazing to see something that I'd just been doodling come to life.    From Wordnik.com.  [CNN Transcript Dec 9, 2009] Reference

I was sent away frequently to some sort of principal's office for doodling in my gold book.    From Wordnik.com.  [Confession] Reference

Apparently doodling in a crewneck sweater, Malvo looked young, and youth is part of his defense.    From Wordnik.com.  [CNN Transcript Nov 11, 2003] Reference

G. G.RLOW: It's pretty amazing to see, like, something that I'd just been doodling come to life.    From Wordnik.com.  [CNN Transcript Dec 12, 2009] Reference

During Wednesday's hearing, he often appeared distracted, doodling as points of law were debated.    From Wordnik.com.  [Military tribunal opens hearings on Guantanamo detainee Omar Khadr] Reference

The man who had doodled was relieving himself, and the man who had relieved himself was doodling.    From Wordnik.com.  [The Quiet American]