• WordNet 3.6
    • adj audacious disposed to venture or take risks "audacious visions of the total conquest of space","an audacious interpretation of two Jacobean dramas","the most daring of contemporary fiction writers","a venturesome investor","a venturous spirit"
    • adj audacious unrestrained by convention or propriety "an audacious trick to pull","a barefaced hypocrite","the most bodacious display of tourism this side of Anaheim"- Los Angeles Times","bald-faced lies","brazen arrogance","the modern world with its quick material successes and insolent belief in the boundless possibilities of progress"- Bertrand Russell"
    • adj audacious invulnerable to fear or intimidation "audacious explorers","fearless reporters and photographers","intrepid pioneers"
    • ***
Webster's Revised Unabridged Dictionary
    • Audacious Committed with, or proceedings from, daring effrontery or contempt of law, morality, or decorum. "Audacious cruelty.""Audacious prate."
    • Audacious Contemning the restraints of law, religion, or decorum; bold in wickedness; presumptuous; impudent; insolent. "Such audacious neighborhood."
    • Audacious Daring; spirited; adventurous. "As in a cloudy chair, ascending rides Audacious ."
    • ***
Century Dictionary and Cyclopedia
    • audacious Bold or daring; spirited; adventurous; intrepid.
    • audacious Unrestrained by law, religion, or propriety; characterized by contempt or defiance of the principles of law or morality; presumptuously wicked; shameless; insolent; impudent: as, an audacious traitor; an audacious calumny; “audacious cruelty,” Synonyms Intrepid, foolhardy, rash.
    • ***
Chambers's Twentieth Century Dictionary
    • adj Audacious aw-dā′shus daring: bold: impudent
    • ***


Webster's Revised Unabridged Dictionary
F. audacieux, as if fr. LL. audaciosus,not found), fr. L. audacia, audacity, fr. audax, -acis, bold, fr. audere, to dare
Chambers's Twentieth Century Dictionary
Fr. audacieux—L. audaxaudēre, to dare.


In literature:

How are a husband's violated duties Allied with thee and thy audacious hopes?
"Don Carlos A Play" by Friedrich Schiller
The robbery was committed in a very audacious manner, for several persons were passing in the street at the time.
"The Heart of Mid-Lothian, Vol. 1., Illustrated" by Sir Walter Scott
The robbery was committed in a very audacious manner, for several persons were passing in the street at the time.
"The Heart of Mid-Lothian, Complete, Illustrated" by Sir Walter Scott
Firstly, because his audacity was unrivalled, and secondly, he knew it was wise to be audacious.
"Tomaso's Fortune and Other Stories" by Henry Seton Merriman
Hens are the most audacious and presuming of pets, and they have strong individuality.
"Hawthorne and His Circle" by Julian Hawthorne
To introduce another Wandering Heir immediately after the Harry Bertram of "Guy Mannering" was rather audacious.
"The Antiquary, Volume 1" by Sir Walter Scott
To introduce another Wandering Heir immediately after the Harry Bertram of "Guy Mannering" was rather audacious.
"The Antiquary, Complete" by Sir Walter Scott
Few more audacious feats have been performed.
"Rob Roy, Volume 1., Illustrated" by Sir Walter Scott
Few more audacious feats have been performed.
"Rob Roy, Complete, Illustrated" by Sir Walter Scott
She looked at him for a moment as if she could scarcely believe her ears that such an audacious proposal had been made to her.
"Dr. Heidenhoff's Process" by Edward Bellamy
To be audacious enough to love me, and, moreover, to dare to say it!
"The Magnificent Lovers (Les Amants magnifiques)" by Molière
The admiral made the Russell and Defence signals to chase, also the Audacious; and soon after ours.
"The Life of Captain Matthew Flinders" by Ernest Scott
He laughed with audacious mockery as he surveyed the recreants.
"What Will He Do With It, Complete" by Edward Bulwer-Lytton
I questioned learned formalists; I listened to audacious empirics.
"A Strange Story, Complete" by Edward Bulwer-Lytton
Was this audacious Unknown taking an inventory of the church and the Hall for the purposes of conflagration?
"My Novel, Complete" by Edward Bulwer-Lytton
Audacious though he be as a speculator, he is wonderfully prudent as a politician.
"The Parisians, Complete" by Edward Bulwer-Lytton
Iskander proceeded down the descent with an audacious rapidity; but his charger was thorough-bred, and his moments were golden.
"The Rise of Iskander" by Benjamin Disraeli
These were such audacious words that the Comanches doubted their sincerity.
"The Life of Kit Carson" by Edward S. Ellis
Mrs. Vimpany's audacious resolution to dispute the evidence of her own senses, still dwelt on Miss Henley's mind.
"Blind Love" by Wilkie Collins
The cat he chose, now full grown, had lived with him since kittenhood, a kittenhood of perplexing sweetness and audacious mischief.
"Three John Silence Stories" by Algernon Blackwood

In poetry:

The lady trembled, as in a daze;
With a startled gaze of blank amaze,
She looked at the figure who stood by her side
And audaciously claimed her for his bride.
"The Lay Of The Lady Lorraine" by Carolyn Wells
Of Prometheus, how undaunted
On Olympus' shining bastions
His audacious foot he planted,
Myths are told and songs are chanted,
Full of promptings and suggestions.
"Prometheus, Or, The Poet's Forethought. (Birds Of Passage. Flight The First)" by Henry Wadsworth Longfellow
I should be dumb before thee, feathered sage!
And gaze upon thy phiz with solemn awe,
But for a most audacious wish to gauge
The hoarded wisdom of thy learned craw.
"To a Captive Owl" by Henry Timrod
How low the houses seem, and all the people are mere flies.
That fellow pokes his hat up till it scratches on the skies.
Impudent! Audacious! But, by Jove, he blinds the eyes!
"Two Travellers in the Place Vendome" by Amy Lowell
Satan. To arms, to arms! to ruin and to blood
Yes, now to blood, infernal leeches all!
Again, again proclaiming war to Heaven,
And let us put to flight
Every audacious foe
That ventures to disturb our ancient peace.
"Adam: A Sacred Drama. Act 1. " by William Cowper
Canst not, by rummaging within thy consciousness,
Find some bright vice to bare, as 't were a flashing sword?
Some gay, audacious vice, which wield with dexterousness,
And make to shine, and shoot red lightnings Heavenward!
"What Sayest Thou, Traveller" by Paul Verlaine

In news:

Ambitious and audacious, "Cloud Atlas " and its everything-is-connected tale of past lives affecting future lives is so epic that its messiness and confusion seem of a larger scale, as well.
SOUNDS UNUSUAL transmits an hour of Musical Mayhem, Audacious Audio Cataclysms, Xperi-mental Electronic Endeavors and Excretions - the Bold and the Boring.
'Looper' is a baffling , audacious thriller.
'Audacious' Black Ballerinas Had To Be On Point.
Led by its audacious music director, Joana Carneiro, the Berkeley Symphony offers the most imaginative programming of any Bay Area orchestra, hands down.
(AP) — In an audacious flex of political muscle.
Obama's brilliant, audacious diversion .
This film investigates the parallel stories of collapsing Pacific salmon populations and how biologists and engineers have become instruments in audacious experiments to replicate every stage of the fish's life cycle.
With Guthrie and Santana in the fold, it's time for the Royals to be audacious.
The construction industry is 'Built to Last' with Big, Hairy , Audacious Goals.
"It's chutzpah to take a chance on them," said curator Yuval Biton, using the Yiddish word for "audacious.
At 64, the controversial author, who earned a fortune developing computer voice recognition and improving optical text scanning, remains audacious in predicting human capability -- and destiny.
A woman who audaciously kidnapped a 3-week-old girl from a Manhattan hospital on a summer day a quarter-century ago and raised her to adulthood was sentenced on Monday to 12 years in prison.
With a wave of audacious attacks in recent months, the Kurdistan Workers' Party (PKK) is reemerging as an increasingly organized resistance that is now in the midst of its bloodiest campaign since the worst days of the conflict in the 1990s.
John Parra, Getty Images Hector Camacho, a world championship boxer known for his fast hand speed and audacious behavior, died Saturday in San Juan, P.R.

In science:

Kepler is an audacious mission that places rigorous demands on the science pipeline used to process the ever-accumulating, large amount of data and to identify and characterize the minute planetary signatures hiding in the data haystack.
Proceedings of the 2011 New York Workshop on Computer, Earth and Space Science
If we audaciously relax the parameter requirement for positive kinetic energy, i.e., a2 < −1 and µ < 0, this phantom scenario will turn out to be interesting.
Torsion Cosmology of Poincar\'e gauge theory and the constraints of its parameters via SNeIa data
Finally, we should realise that this is a rather audacious approach: we are exploiting ultraviolet physics on a relatively coarse lattice.
Infrared and ultraviolet properties of the Landau gauge quark propagator
The idea is straightforward though audacious: an algorithm is devised such that all Feynman diagrams (involving all topologies, all expansion orders and all allowed momenta and frequencies) are sampled in a Monte Carlo scheme.
Recent developments in Quantum Monte-Carlo simulations with applications for cold gases
This realisation led Leedham-Green and Newman to formulate an audacious generalization, that became known as the “coclass conjectures”.
Some aspects of profinite group theory