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knuckle

noun knuck·le \ ˈnə-kəl \
|Updated on: 6 Aug 2018

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: such as
a (1) : one of the joining parts of a hinge through which a pin or rivet passes
b : the meeting of two surfaces at a sharp angle (as in a roof)
c : a pivotal point
4 knuckles 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

knuckled

play \ˈnə-kəld\ adjective

Examples of knuckle in a Sentence

  1. She rapped her knuckles on the table.

Recent Examples of knuckle from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'knuckle.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of knuckle

Middle English knokel; akin to Middle High German knöchel knuckle


2

knuckle

verb

Definition of knuckle

knuckled; knuckling play \ˈnə-k(ə-)liŋ\
: to place the knuckles on the ground in shooting a marble
: to press or rub with the knuckles

Recent Examples of knuckle from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'knuckle.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of knuckle

1740

in the meaning defined at intransitive sense

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KNUCKLE Defined for English Language Learners

knuckle

Definition of knuckle for English Language Learners

  • : any one of the thick, bony parts (called joints) in your fingers

  • : a piece of meat that includes a joint from the leg of an animal


KNUCKLE Defined for Kids

knuckle

noun knuck·le \ ˈnə-kəl \

Definition of knuckle for Students

: the rounded lump formed by the ends of two bones (as of a finger) where they come together in a joint

Medical Dictionary

knuckle

noun knuck·le \ ˈnək-əl \

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


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