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We found 44 dictionaries with English definitions that include the word knuckle: Click on the first link on a line below to go directly to a page where "knuckle" is defined. General (33 matching dictionaries) knuckle: American Heritage Dictionary of the English Language [home, info] knuckle: Collins English Dictionary [home, info] knuckle: Vocabulary.com [home, info] knuckle, knuckle: Macmillan Dictionary [home, info] knuckle: Merriam-Webster's Online Dictionary, 11th Edition [home, info] Knuckle, knuckle: Wordnik [home, info] knuckle: Cambridge Advanced Learner's Dictionary [home, info] Knuckle: Wiktionary [home, info] knuckle: Compact Oxford English Dictionary [home, info] knuckle: Webster's New World College Dictionary, 4th Ed. [home, info] knuckle: The Wordsmyth English Dictionary-Thesaurus [home, info] knuckle: Infoplease Dictionary [home, info] knuckle: Dictionary.com [home, info] knuckle: Online Etymology Dictionary [home, info] knuckle: UltraLingua English Dictionary [home, info] knuckle: Cambridge Dictionary of American English [home, info] knuckle: Cambridge International Dictionary of Idioms [home, info] Knuckle (disambiguation), Knuckle: Wikipedia, the Free Encyclopedia [home, info] knuckle: Cambridge International Dictionary of Phrasal Verbs [home, info] Knuckle: Online Plain Text English Dictionary [home, info] knuckle: Webster's Revised Unabridged, 1913 Edition [home, info] knuckle: Rhymezone [home, info] knuckle: AllWords.com Multi-Lingual Dictionary [home, info] knuckle: Webster's 1828 Dictionary [home, info] Knuckle: 1911 edition of the Encyclopedia Britannica [home, info] knuckle: Free Dictionary [home, info] knuckle: Mnemonic Dictionary [home, info] knuckle: WordNet 1.7 Vocabulary Helper [home, info] knuckle: LookWAYup Translating Dictionary/Thesaurus [home, info] knuckle: Dictionary/thesaurus [home, info] knuckle: Wikimedia Commons US English Pronunciations [home, info] Business (1 matching dictionary) Knuckle: Construction Term Glossary [home, info] Computing (1 matching dictionary) knuckle: Encyclopedia [home, info] Medicine (4 matching dictionaries) Knuckle: MedTerms.com Medical Dictionary [home, info] knuckle: online medical dictionary [home, info] knuckle: Medical dictionary [home, info] Knuckle: Drug Medical Dictionary [home, info] Miscellaneous (1 matching dictionary) knuckle: Idioms [home, info] Slang (1 matching dictionary) Knuckle, knuckle: Urban Dictionary [home, info] Sports (1 matching dictionary) Knuckle: Texas Hold'em Dictionary [home, info] Tech (2 matching dictionaries) Knuckle: AUTOMOTIVE TERMS [home, info] knuckle: Locksmith Dictionary [home, info]

Quick definitions from Macmillan ( ) Provided by Quick definitions from WordNet (knuckle) ▸ noun:  a joint of a finger when the fist is closed ▸ verb:  shoot a marble while keeping one's knuckles on the ground ▸ verb:  press or rub with the knuckles ▸ Word origin