set at nought

See: decry, disown, spurn
References in classic literature ?
with the feeble malice of a tired man; but, as he had no theory, and no coat on, he was unanimously set at nought - not to mention his smoking hard behind, as he stood with his back to the kitchen fire to draw the damp out: which was not calculated to inspire confidence.
That what we falsely call a religious cry is easily raised by men who have no religion, and who in their daily practice set at nought the commonest principles of right and wrong; that it is begotten of intolerance and persecution; that it is senseless, besotted, inveterate and unmerciful; all History teaches us.
A medical man likes to make psychological observations, and sometimes in the pursuit of such studies is too easily tempted into momentous prophecy which life and death easily set at nought.
I can conceive few situations more harassing than that wherein, however you may long for success, however you may labour to fulfil your duty, your efforts are baffled and set at nought by those beneath you, and unjustly censured and misjudged by those above.
If you're in breach again it is likely that the suspended sentence will be activated and all you have achieved will be set at nought.
Any idea that a man can trespass by stealth into a home at night and rape a woman, and mother, taking advantage of the fact that she was asleep in her own bed, can be treated as other than an aggravated form of rape should be set at nought.
But the idea that means the whole of the British-American relationship should be set at nought is absurd.
I arrived on set at nought o'clock in the morning to find my caravan all decked out with ribbons, balloons and champagne,' she says happily.