DictionarygritClenching teeth
verb

grit

To press the teeth tightly together.

She grits her teeth as the nurse removes the bandage.

Etymology

Probably associated with the harsh grinding suggested by grit. The exact origin of gritting the teeth remains uncertain.

More examples

  • He gritted his teeth to keep from shouting.
  • Try not to grit your teeth while lifting the weight.
  • Gritting her teeth made her jaw ache.

Forms

grit · grits · gritted · gritting

Similar words

clench
Also describes tightly closing a fist, not just teeth.
grind
Involves rubbing the teeth together, not merely pressing them.