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.
The murder weapon still hasn't been found.
The officers all carried automatic weapons.
Group pressure is the most powerful weapon we have.
an effective weapon against stress
This is the British English definition of weapon. View American English definition of weapon.
Change your default dictionary and thesaurus to American English.
View the pronunciation for weapon.
a small digital image … which is used in electronic communication to express emotion or other simple concepts
a complete failure
to have or do a lot of something; to focus on a particular thing
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 weapon from the online English dictionary from Macmillan Publishers Limited.