Search Result：knuckle joint
knuckle joint 
(TTS Sound)
(TTS Sound)Overview of noun knuckle_joint
The noun knuckle joint has 2 senses
- knuckle, knuckle joint, metacarpophalangeal joint -- (a joint of a finger when the fist is closed)
- knuckle joint, hinge joint -- (a joint allowing movement in one plane only)