Dictionary
gnash
Pronunciation: (nash), [key]—
v.t.
1. to grind or strike (the teeth) together, esp. in rage or pain.
2. to bite with grinding teeth.
—
v.i.
to gnash the teeth.
—
n.
an act of gnashing.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.