Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “den”

See all translations

den

noun [C] uk   /den/ us  

den noun [C] (FOR ANIMALS)

den noun [C] (ROOM)

mainly US a room in a house or apartment, used for activities not involving work: The kids are watching TV in the den.

den noun [C] (FOR CHILDREN)

UK a rough structure, usually built outside from pieces of wood, cardboard, etc., in which children play

den noun [C] (CRIME)

a place where people secretly plan or take part in dishonest or illegal activities: a drug/drinking/vice den often humorous a den of thieves/iniquity
(Definition of den from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of den?
Add Cambridge dictionaries to your browser to your website

Definitions of “den” in other dictionaries

Word of the Day

work out

to exercise in order to improve the strength or appearance of your body

Word of the Day

Byronic, Orwellian and Darwinian: adjectives from names.

by Liz Walter,
April 15, 2015
Becoming an adjective is a strange kind of memorial, but it is often a sign of a person having had real influence on the world. Science is full of examples, from Hippocrates, the Greek medic born around 460 BC, who gave his name to the Hippocratic Oath still used by doctors today,

Read More 

bio-inspiration noun

April 13, 2015
the adoption of patterns and structures found in nature for the purposes of engineering, manufacturing, science, etc. The MIT researchers actually aren’t the only robotics team to turn to cheetahs for bio-inspiration.

Read More