Definition of "brux"

brux

/ˈbɹʌks/

verb
third-person singular simple present bruxes, present participle bruxing, simple past and past participle bruxed
1. To grind the teeth, especially involuntarily or during sleep.
  Quotations
  When the patient bruxes, he uses his supporting cusps to wear away the restraining inclines.
  1976, Norman R. Arnold, Occlusal Treatment: Preventive and Corrective Occlusal Adjustment