knuckle
noun
a joint of a finger, especially one of the articulations of a metacarpal with a phalanx.
knuckled
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past participleof knuckle.past participle
A verb form used in perfect and passive verb constructions and that can also function as a modifier.
-
past tense formof knuckle.past tense
Used to describe completed actions or previous habitual actions.
knucklenouna joint of a finger, especially one of the articulations of a metacarpal with a phalanx.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Yet, when faced with adversity, Adams never knuckled up for any fights on principle, choosing only to take the easiest and most comfortable way out.
From Slate ● Sep. 29, 2025
With Australia in trouble at 39-4 after Mohammed Siraj had dismissed Sam Konstas and Travis Head in the same over, Webster knuckled down with a determined innings that included six fours.
From BBC ● Jan. 4, 2025
Asked if it had knuckled on Outman, Marte was sympathetic.
From Los Angeles Times ● Oct. 8, 2023
When it came, he read the puck and deflected it with the shaft of his stick, then watched as it knuckled past Shesterkin to make it 1-0 at 4:25.
From Washington Post ● Feb. 25, 2023
Sudden tears threatened—what was wrong with him lately?—and he knuckled his eyes.
From "Pax" by Sara Pennypacker
