name, noun, verb ·Rare ·Advanced level

Definitions

Noun

1. 1
   plural of knuckle form-of, plural
2. 2
   (used in the plural) a small metal weapon; worn over the knuckles on the back of the hand wordnet

Verb

1. 1
   third-person singular simple present indicative of knuckle form-of, indicative, present, singular, third-person

Proper Noun

1. 1
   A nickname for a man employed for his fistfighting skill. US, archaic

Synonyms

All synonyms

brass knucklesbrass knucksbrass knucksknuckle dusterknucks

Example

More examples

"Tom doesn't like it when Mary cracks her knuckles."

Etymology

From knuckles.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.