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tr.v. gnashed, gnash·ing, gnash·es
1. To grind or strike (the teeth, for example) together.
2. To bite (something) by grinding the teeth.

[Alteration of Middle English gnasten, gnaisten, possibly of Scandinavian origin; akin to Old Norse gnastan, a gnashing.]

gnash n.


the act of grinding (the teeth) as in pain or angerthe act of chewing food by grinding the teeth
(of teeth) grinding, as in pain or angerchewing (by the grinding of teeth)
ˈgnashingly adv


A. N gnashing of teethrechinamiento m de dientes
B. ADJrechinante


n. rechinamiento de los dientes.
References in classic literature ?
shouted Magua, hurling his tomahawk with violence at the unresisting speaker, and gnashing his teeth with a rage that could no longer be bridled at this sudden exhibition of firmness in the one he believed the weakest of the party.
But, last in the procession, came Matthew Maule, gnashing his teeth, as if he would have bitten his own heart in twain,--the darkest and wofullest man that ever walked behind a corpse
They danced to the popular Revolution song, keeping a ferocious time that was like a gnashing of teeth in unison.
Forthwith on all sides to his aide was run By Angels many and strong, who interpos'd Defence, while others bore him on thir Shields Back to his Chariot; where it stood retir'd From off the files of warr; there they him laid Gnashing for anguish and despite and shame To find himself not matchless, and his pride Humbl'd by such rebuke, so farr beneath His confidence to equal God in power.
Oh, there had been wailing and gnashing of teeth, indeed
They formed a procession after the Nautilus, and I heard their beaks gnashing against the iron hull.
You declare that you are gnashing your teeth and at the same time you try to be witty so as to amuse us.
He remained motionless, but gnashing his teeth and wringing his hands with fury.
Then they began to fight, and Irus hit Ulysses on the right shoulder; but Ulysses gave Irus a blow on the neck under the ear that broke in the bones of his skull, and the blood came gushing out of his mouth; he fell groaning in the dust, gnashing his teeth and kicking on the ground, but the suitors threw up their hands and nearly died of laughter, as Ulysses caught hold of him by the foot and dragged him into the outer court as far as the gate-house.
cried the chief justice, gnashing his teeth; for anger overcame his sorrow.
They halted and urged him to move faster, but he entreated them not to approach him, and, leaping from his horse, began to roll frantically on the earth, gnashing his teeth and foaming at the mouth.
But, once down, he would writhe on the deck, gnashing his teeth in impotent rage - which was pretty horrible to behold.