Did you know?

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

deep

 - definition
 
 
 
Close

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.

Close

Thesaurus

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.

more
adverb British English pronunciation: deep /diːp/ 
Word Forms
Close
comparativedeeper
superlativedeepest
  1. 1
    a long way down from the top or the surface

    men who work deep under the ground

    deep below the ocean's surface

  2. 3
    if people or things are two deep, three deep etc, there are two, three etc rows of them behind or on top of one another

    People were standing three deep at the side of the road to watch the procession.

hostile architecture

the design of buildings or public spaces in a way which discourages people from touching, climbing or sitting on them …

BuzzWord Article

Open Dictionary

boots on the ground

a situation in which a country's armed forces are physically present in an area of conflict …

add a word

Blog

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