(~es, ~ing, ~ed)
1.
When you ~ your fist or your fist ~es, you curl your fingers up tightly, usually because you are very angry.
Alex ~ed her fists and gritted her teeth...
She pulled at his sleeve and he turned on her, fists ~ing again before he saw who it was.
...angry protestors with ~ed fists.
VERB: V n, V, V-ed
2.
When you ~ your teeth or they ~, you squeeze your teeth together firmly, usually because you are angry or upset.
Patsy had to ~ her jaw to suppress her anger...
Slowly, he released his breath through ~ed teeth.
= grit
VERB: V n, V-ed, also V
3.
If you ~ something in your hand or in your teeth, you hold it tightly with your hand or your teeth.
I ~ed the arms of my chair.
= grip
VERB: V n