GNASH


Meaning of GNASH in English

v. & n.

v. 1 tr. grind (the teeth). 2 intr. (of the teeth) strike together; grind.

n. an act of grinding the teeth.

[ var. of obs. gnacche or gnast, rel. to ON gnastan a gnashing (imit.) ]

Concise Oxford English dictionary.      Краткий оксфордский словарь английского языка.