This afternoon we return to Siena, home to Tuscany's most celebrated festival the Palio with its famous bareback horse race.    From LearnThat.org.  [yourdictionary.com]

A bareback rider.    From Wordnet, Princeton University. 

She prefers to ride her horse bareback.    From Wordnet, Princeton University. 

Adverb, adjective : to ride bareback; a bareback rider.    From Dictionary.com. 

Some sites are used specifically to arrange unprotected - or "bareback" - encounters between groups of men.    From Wordnik.com.  [Archive 2004-04-18] Reference

I guess now going "bareback" can be as deadly on the bike as it can be in the bedroom.    From Wordnik.com.  [Cycling on Stage: Priming the Pumps of Legitimacy] Reference

Since I've decided to ritually burn up my SKS fenders and go 'bareback', I'll have to palp those rain chaps.    From Wordnik.com.  [Individualism: Innovation or Absurdity?] Reference

They've never galloped bareback along a moonlit beach.    From Wordnik.com.  [Down The Aisle] Reference

A bareback rider in a circus never had such work as this.    From Wordnik.com.  [Nan Sherwood at Pine Camp or, the Old Lumberman's Secret] Reference

"Can you ride bareback?" he was inquiring in his shrill treble.    From Wordnik.com.  [Queensland Cousins] Reference

"We always ride Gypsy bareback -- climb up here on these boxes!".    From Wordnik.com.  [Keineth] Reference

I caught our pony, jumped on bareback, and dashed for their home.    From Wordnik.com.  [Old Rail Fence Corners The A. B. C's. of Minnesota History] Reference

She winced at the thought that maybe she'd have to ride bareback.    From Wordnik.com.  [Lost Lake] Reference

I had ridden bareback before, but not on a creature shaped like her.    From Wordnik.com.  [Shaman's Crossing]

I can see, for instance, a young and attractive girl bareback rider on.    From Wordnik.com.  [Adventures in the Arts Informal Chapters on Painters, Vaudeville, and Poets] Reference

"Who's this Mongolian bareback rider that George keeps talking about?".    From Wordnik.com.  [Disordered Minds]

She was riding down the road in the rain, astride an old bareback horse.    From Wordnik.com.  [The Automobile Girls in the Berkshires The Ghost of Lost Man's Trail] Reference

Is it possible that I once rode frisky colts bareback and had no nerves!.    From Wordnik.com.  [The Bacillus of Beauty A Romance of To-day] Reference

For a moment he thought of trying to grab a horse and run away bareback.    From Wordnik.com.  [Lonesome Dove]

He let them drop to the mud and climbed bareback atop the thick-bodied horse.    From Wordnik.com.  [Wit'ch Storm]

After all, does one care to be the champion bareback rider in life's hippodrome?.    From Wordnik.com.  [The Master-Knot of Human Fate] Reference

An old bareback horse, a Texas pony, once even a mule had been Barbara's steeds.    From Wordnik.com.  [The Automobile Girls in the Berkshires The Ghost of Lost Man's Trail] Reference

Jeremy Cook (ph) competes in the bareback event at the Livingston Round-Up Rodeo.    From Wordnik.com.  [CNN Transcript Jul 5, 2006] Reference

CHRIS ROGERS, ITN CORRESPONDENT (voice-over): You just heard men desperate for bareback.    From Wordnik.com.  [CNN Transcript Feb 3, 2008] Reference

As if Leonard wrote nothing, Darren goes on to reveal only bareback pornography arouses him.    From Wordnik.com.  [Assorted Moments of Moral Ambiguity from the World of Gay Porn] Reference

No more would she ride bareback over the Theran hills or dance and sing in the Dionysian revels.    From Wordnik.com.  [Lord of the Silver Bow]

This was not much better than, or as good perhaps as, bareback, and the horse was a very hard trotter.    From Wordnik.com.  [A Canyon Voyage The Narrative of the Second Powell Expedition down the Green-Colorado River from Wyoming, and the Explorations on Land, in the Years 1871 and 1872] Reference

Four days later, sore from riding bareback on the little sharp-spined bay, he trotted into Dodge City.    From Wordnik.com.  [Lonesome Dove]

Large or small, each gathering of horses was under the eyes of a shoeless boy or two, mounted bareback.    From Wordnik.com.  [The Shadow Rising]

If Picasso was modern art's brazen high-wire act, then Matisse (1869-1954) is its elegant bareback rider.    From Wordnik.com.  [The Most Beautiful Show In The World] Reference

He hesitated a moment and then, unhitching the horses, mounted one bareback and began a dash for the town.    From Wordnik.com.  [The Air Ship Boys : Or, the Quest of the Aztec Treasure] Reference

As it did so, I saw that the bareback rider was a small girl, and she was our little Sioux friend, Chitto.    From Wordnik.com.  [New National Fourth Reader] Reference

I'll probably have my troubles, too, with the novel-writer, the poet, the politician, and the bareback rider.    From Wordnik.com.  [Reveries of a Schoolmaster] Reference

After I had ceased to seek her, only then I found her, riding in her Scythian trousers bareback among the spears.    From Wordnik.com.  [The King Must Die]

In spite of his years he was quite active, having broken the horses on which he rode, bareback, without assistance.    From Wordnik.com.  [Through the Grand Canyon from Wyoming to Mexico] Reference

The horse was kept for chariots of war, as among the Egyptians, or ridden bareback in races, as by the early Greeks.    From Wordnik.com.  [Early European History] Reference

If they got away at all they must ride bareback, and with only the loop of a lariat around the necks of their steeds.    From Wordnik.com.  [The Boy Ranchers or Solving the Mystery at Diamond X] Reference