cracking joint


Also found in: Dictionary, Thesaurus, Legal, Financial, Encyclopedia.

cracking joint

The sound produced by forcible movement of a joint by contracting the muscles that contract or extend a joint, esp. the metacarpophalangeal joints. The cause is not known.
See: crepitation
See also: joint
References in periodicals archive ?
Rough: Rough cracked skin, nails, hair, teeth, hands and feet; cracking joints. Subtle: Subtle fear, anxiety and insecurity fine goose pimples; minute muscle twitching, fine tremors; delicate body.