0 present participle of clench
1 to close or hold something very tightly, often in a determined or angry way:
This captures the muscle movements while clenching/tightening of jaws.
Clenching one's teeth illustrates that latter function, as does digging one's nails into one's palms.
They accompany overall tensing of the limbs, clenching the fists, or other spasmodic movements.
Without this relationship the child is clenching his fist from inner rage and frustration.
The act of creating a fist is known as making a fist or clenching a fist.
These seizures arise from the frontal lobes and consist of complex motor movements, such as hand clenching, arm raising/lowering, and knee bending.
The first pitch sailed over the wall in center field, clenching the win.
The first two weeks will show significantly reduced overall swelling with improvement in clenching ability showing up first.
