knuckle C2 Topic:The Human Body US /ˈnʌkəl/ See IPA manual Freq #18086 Meanings 1 noun one of the joints of a finger, especially when the hand is closed He scraped a knuckle on the rough stone. 2 verb to press or rub with the knuckles She knuckled the sleep from her eyes. Thesaurus Synonyms 1 noun · one of the joints of a... finger jointjoint Word family Forms knucklesknuckly Derived forms knucklesknuckledknuckling Related forms fingerhandfist Common collocations knuckle under Verb + adverb Etymology From Middle English knokel, from Old English cnucel, 'knuckle, joint'. knokel Middle English cnucel Old English *knukil Proto-West Germanic *knukilaz Proto-Germanic View etymology graph -> Topics The Human Body External links Cambridge Dictionary Wiktionary Google Images # knuckle **Type:** Word **Level:** C2 **Part of speech:** noun, verb **IPA (US):** /ˈnʌkəl/ **Frequency rank:** 18086 ## Meanings 1. one of the joints of a finger, especially when the hand is closed 2. to press or rub with the knuckles ## Examples - He scraped a knuckle on the rough stone. - She knuckled the sleep from her eyes. ## Synonyms - finger joint - joint ## Derived Forms - knuckles - knuckled - knuckling ## Related Forms - finger - hand - fist ## Roots and Affixes - Root: knokel - Root: cnucel - Root: *knukil - Root: *knukilaz ## Etymology From Middle English knokel, from Old English cnucel, 'knuckle, joint'. ## Topics - The Human Body markdown