Did you know?

Click any word in a definition or example to find the entry for that word

trunk - definition and synonyms

What are red words?

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.

Thesaurus diagram

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.

noun [countable]     trunk pronunciation in American English
Word Forms
  1. 1
    the main part of a tree that the branches grow out of
    Synonyms and related words
  2. 2
    American the covered space at the back of a car, used for carrying things in. The British word is boot.
  3. 3
    a large strong box with a lid used for storing things or for carrying them when you travel
  4. 4
    an elephant’s long nose
  5. 5
    the part of your body between your waist and your head, not including your arms or head


to manipulate someone psychologically so that they begin to question their own perceptions and memories

BuzzWord Article

Open Dictionary

Dunning-Kruger effect

the phenomenon by which an incompetent person is too incompetent to understand his own incompetence

add a word


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
Macmillan learn live love play