Definition of "gainsay" []

• To declare false; deny. See Synonyms at deny. (verb-transitive)
• To oppose, especially by contradiction. (verb-transitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Indeed, I have offended and done evil; but I crave pardon of Allah Almighty for whatso I did, and if He reunite us, I will never again gainsay thee in aught, no, never! —"
• "a proof of my assertion, which I do not think any of them will gainsay, which is, that they all laid down as a principle what they did not perfectly know."
• "In theory, at least, inferior material, but who can gainsay the wine's elegance?"