a joint of a finger when the fist is closed
[ Syn: knuckle joint , metacarpophalangeal joint ]
knuckle (n.)
press or rub with the knuckles
shoot a marble while keeping one's knuckles on the ground
a joint of a finger when the fist is closed
[ Syn: knuckle joint , metacarpophalangeal joint ]
press or rub with the knuckles
shoot a marble while keeping one's knuckles on the ground