The clickety-clack of the typewriters.    From Wordnet, Princeton University. 

The clickety-clack sound came back to me immediately.    From Wordnik.com.  [Archive 2005-01-01] Reference

It was actually saying clickety-clack, clickety-clack.    From Wordnik.com.  [Archive 2006-05-01] Reference

At least they don't go clickety-clack like they did last year.    From Wordnik.com.  [McCain Communications Director Gave Reporters Incendiary Version Of "Carved B" Story Before Facts Were Known] Reference

There's nothing like the sound of that clickety-clack of his spikes.    From Wordnik.com.  [Tigers looking to complete final chapter of the season] Reference

This is why you don't hear so much clickety-clack in offices these days.    From Wordnik.com.  [A Passion for the Keys] Reference

The clickety-clack of your keyboard might be enough to spill your secrets.    From Wordnik.com.  [Sounds of Typing may be Enough to Spill the Beans | Impact Lab] Reference

She was leaving, clickety-clack, he'd know her step, in her lovely high heels, anywhere.    From Wordnik.com.  [Bottled Spider]

Back before they began welding the rails, and you heard the clickety-clack of every rail.    From Wordnik.com.  [grouse Diary Entry] Reference

I love the clickety-clack, the solitude and escape from the phone and all related gadgets.    From Wordnik.com.  [Dr. Cara Barker: 'Is There a Doctor in the House?'] Reference

She walks closer and must be wearing heels, because I hear their clickety-clack on the linoleum.    From Wordnik.com.  [Losing Faith] Reference

A Quatrain on a silent summer afternoon punctuated by the clickety-clack of keyboards and the smooth whirring of a fan.    From Wordnik.com.  [A Quatrain in the afternoon] Reference

Translation: the roller coaster has just passed over the top, the clickety-clack sound has stopped, and prices are headed down.    From Wordnik.com.  [Archive 2006-08-01] Reference

Something about all that wood makes them emit a soothing clickety-clack that's quite missing from the usual steel-escalator experience.    From Wordnik.com.  [Archive 2007-12-01] Reference

Only the youngest children actually speak before "retreating into the dense clickety-clack äppärät world of their absorbed mothers and missing fathers.".    From Wordnik.com.  [Gary Shteyngart's "Super Sad True Love Story," reviewed by Ron Charles] Reference

Modern trains are quieter than ever, with no telltale "clickety-clack.".    From Wordnik.com.  [LAFD News & Information] Reference

And just like that, clickety-clack, the train goes roaring down the track.    From Wordnik.com.  [KansasCity.com: Front Page] Reference

I can still hear the clickety-clack as I struck those keys for the first time.    From Wordnik.com.  [The Full Feed from HuffingtonPost.com] Reference

The keys themselves are silent -- no clickety-clack sounds, which is a benefit.    From Wordnik.com.  [Latest from Computerworld] Reference

The Strum Bar is quiet as a whisper, and the fret buttons don't "clickety-clack.".    From Wordnik.com.  [Amazon.com Gold Box Deals]

Colo., the clickety-clack of steel against steel was unmistakable as the engine gained momentum.    From Wordnik.com.  [Ventura County Star Stories] Reference

And the clickety-clack slowed even more this week when that annoying little rodent saw his shadow.    From Wordnik.com.  [The Chronicle Herald - Maintenance Feed] Reference

There is the clickety-clack of shoes, rolly suitcases, and wheeled carts along the terminal concourses.    From Wordnik.com.  [American Chronicle] Reference

Yet that clickety-clack will cause wheels and track to wear out early or force trains to run at slower speeds.    From Wordnik.com.  [The Globe and Mail - Home RSS feed] Reference

The lady stepped into the carriage, the driver woke up his ancient Bucephalus, and went clickety-clack down the.    From Wordnik.com.  [The Goose Girl] Reference

One of my fret buttons makes a bit of a clickety-clack when I hit it, but I am hoping this goes away as it wears in.    From Wordnik.com.  [Amazon.com Gold Box Deals]

He notes the clickety-clack of high heels across the stage floor as graduate after graduate crosses to accept her diploma.    From Wordnik.com.  [KansasCity.com: Front Page] Reference

In these days where looping strokes have been replaced by keyboard clickety-clack, typographers define the style and tone of our missives.    From Wordnik.com.  [Netvouz - new bookmarks] Reference

They howled, while the claws murmered "clickety-clack.".    From Wordnik.com.  [Archive 2009-02-01] Reference

"clickety-clack" tactile feedback to make touch-typists happy.    From Wordnik.com.  [Wired Top Stories] Reference

His clickety-clack has become a fast rattle.    From Wordnik.com.  [Passage at Arms]

Without a moment's hesitation they'll clickety-clack their rubber-stamp responses on here) on what a bad (liberal) idea this is.    From Wordnik.com.  [Waldo's Virginia Political Blogroll] Reference

Get ready to clickety-clack a conniption.    From Wordnik.com.  [Redskins Insider Podcast -- The Washington Post] Reference

Go clickety-clack, O pony hoofs along the street.    From Wordnik.com.  [Buffalo Bill] Reference