knuckle

¹knuck·le

noun \ˈnə-kəl\

Definition of KNUCKLE

1

a : the rounded prominence formed by the ends of the two adjacent bones at a joint —used especially of those at the joints of the fingers

b : the joint of a knuckle

2

: a cut of meat consisting of the tarsal or carpal joint with the adjoining flesh

3

: something resembling a knuckle: as

a (1) : one of the joining parts of a hinge through which a pin or rivet passes (2) : knuckle joint

b : the meeting of two surfaces at a sharp angle (as in a roof)

c : a pivotal point

4

plural : a set of metal finger rings or guards attached to a transverse piece and worn over the front of the doubled fist for use as a weapon —called also brass knuckles

— knuck·led adjective

Examples of KNUCKLE

1. She rapped her knuckles on the table.

Origin of KNUCKLE

Middle English knokel; akin to Middle High German knöchel knuckle

First Known Use: 14th century

Other Anatomy Terms

bilateral symmetry, carotid, cartilage, dorsal, entrails, prehensile, renal, solar plexus, supine, thoracic, ventral

Rhymes with KNUCKLE

buccal, buckle, chuckle, suckle, truckle

²knuckle

verb

knuck·ledknuck·ling \ˈnə-k(ə-)liŋ\

Definition of KNUCKLE

intransitive verb

: to place the knuckles on the ground in shooting a marble

transitive verb

: to press or rub with the knuckles

First Known Use of KNUCKLE

1740

Rhymes with KNUCKLE

buckle, chuckle

knuck·le

noun \ˈnək-əl\   (Medical Dictionary)

Medical Definition of KNUCKLE

1

a : the rounded prominence formed by the ends of the two adjacent bones at a joint—used especially of those at the joints of the fingers b : the joint of a knuckle

2

: a sharply flexed loop of intestines incarcerated in a hernia