transitive. To crook or bend; to incurve (the fingers), close (the hand), clench (the fist). Obsolete.

transitive. To close (one's hands, teeth, etc.) firmly around something. Cf. to fasten hold at phrases 3. Obsolete.

To draw closely together; to contract in folds or wrinkles; †to clench (the fist).

To press (the teeth, lips) together into a rigid position; to clench (the teeth), compress (the lips, mouth).

To close tightly (the hand or fist). Obsolete. Now always clench, v.1

To set firmly together, close tightly (the fingers, fist, teeth). (Formerly also clinch, v.1)

transitive. To clench (the fist).

To close tightly, clench (the teeth, etc.). Also intransitive for reflexive.

transitive. To clench (the fist) tightly.