habitual, purposeless clenching and grinding of the teeth, especially during sleep.
Also called bruxism.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for teeth grinding
Contemporary Examples of teeth grinding
The waterworks tend to switch on at moments of teeth-grinding stress and sweet relief.The Scandal Guru
March 11, 2010