Click any word in a definition or example to find the entry for that word
90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.
The thesaurus of synonyms and related words is fully integrated into the dictionary. Click on the thesaurus category heading under the button in an entry to see the synonyms and related words for that meaning.more
|present participle||knuckling down|
|past tense||knuckled down|
|past participle||knuckled down|
|present participle||knuckling under|
|past tense||knuckled under|
|past participle||knuckled under|
This is the American English definition of knuckle. View British English definition of knuckle.
A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.global English and language change from our blog