The meaning of KNUCKLE is 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.

Knuckle ... The knuckles are the joints of the fingers. The word is cognate to similar words in other Germanic languages, such as the Dutch "knokkel" (knuckle) or German "Knöchel" (ankle), i.e., …

KNUCKLE definition: 1. one of the joints in the hand where your fingers bend, especially where your fingers join on to…. Learn more.

Definition of knuckle noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

The term “knuckle” is widely used in everyday language, but its anatomical meaning is often imprecise. While people commonly point to several bony prominences on the hand and …

something resembling a knuckle, as any of the projecting, cylindrical parts through which a pin is passed to form a hinge

Dec 31, 2025 · A contrivance, usually of brass or iron, and furnished with points, worn to protect the hand, to add force to a blow, and to disfigure the person struck; a knuckle duster.

Define knuckle. knuckle synonyms, knuckle pronunciation, knuckle translation, English dictionary definition of knuckle. n. 1. a. The prominence of the dorsal aspect of a joint of a finger, …

Jan 7, 2026 · And while a knuckle crack isn’t stinky, it is a reminder of our bodily functions—specifically the fluid and gas in our knuckles. How do knuckles pop?

n. Anatomy [countable] any joint of a finger, esp. where a finger bends, or where a finger meets the hand. v. knuckle down, [no object] to apply oneself with energy; to work earnestly; become …