verb (used with object), gain·said, gain·say·ing.
Origin of gainsay
Examples from the Web for gainsayer
About the middle of the twelfth century came, so far as the world now knows, the first gainsayer of this general theory.History of the Warfare of Science with Theology in Christendom|Andrew Dickson White
You need no other proof of this but experience, to stop the mouth of any gainsayer.A Christian Directory (Volume 1 of 4)|Richard Baxter
But the official records are at hand, and will be furnished any gainsayer.A Defence of Virginia|Robert L. Dabney
My words may seem a jest to the gainsayer, but I call the god Mut to witness that what I say is true.Archology and the Bible|George A. Barton
If, again, it is objected that in any case the lady's gift was money thrown away, it is not so easy to convince the gainsayer.William de Colchester|Ernest Harold Pearce
British Dictionary definitions for gainsayer
verb -says, -saying or -said
Word Origin for gainsay
Word Origin and History for gainsayer
"contradict," c.1300, literally "say against," from Old English gegn- "against" (see again) + say (v.). "Solitary survival of a once common prefix" [Weekley], which was used to form such now-obsolete compounds as gain-taking "taking back again," gainclap "a counterstroke," gainbuy "redeem," and gainstand "to oppose." Related: Gainsaid; gainsaying.