gnashing

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gnash·ing

(nash'ing),
The grinding together of the teeth as a nonmasticatory function; sometimes associated with emotional tension.
See also: bruxism.

gnash·ing

(nash'ing)
The grinding together of the teeth as a nonmasticatory function; sometimes associated with emotional tension.
References in periodicals archive ?
Occasional grinding doesn't do much harm but if you are a muscle-bound bodybuilder you're likely to have strong cheek muscles and you could easily be exerting in excess of 100kg every time you gnash together.
As all other Magpie supporters gnash and wail over the black pudding this morning I hope they can spare a thought for my predicament.
com or Narda Shirley or Lise Colyer from Gnash Communications, +44-207-2434443, lise@gnash.