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 entries. Click on the T button in an entry to review the synonyms and related words for that meaning.
There was a loud knock at the door.
a nasty knock on the head
The watch is built to withstand the occasional knock.
Life is full of hard knocks.
This is the British English definition of knock. View American English definition of knock.
Change your default dictionary and thesaurus to American English.
View the pronunciation for knock.
a generation … who are balancing working life with caring for both their teenage children and elderly parents
a type of cake shaped like a tube with chocolate on top and cream inside
to gossip or share personal information with someone …
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.
Definition of knock from the online English dictionary from Macmillan Publishers Limited.