Definition of "knuckle"
Kid-friendly meaning of knuckle, with part of speech, syllables, and example sentences for grades K-2, 3-5, and 6-8.
What does "knuckle" mean?
knuckle (noun) — the bumpy joint on a finger that bends when you make a fist.
Example sentences using "knuckle"
Grade K–2
Pop the knuckle.
Grade 3–5
He cracked each knuckle one by one before he sat down at the piano.
Grade 6–8
The popping sound when you crack a knuckle comes from tiny bubbles forming and quickly bursting in the fluid that cushions the joint, and it does not cause arthritis.
Words that rhyme with "knuckle"
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