red Definition in the Cambridge English Dictionary Cambridge dictionaries logo
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Definition of “red” - English Dictionary

"red" in American English

See all translations

redadjective, noun [C/U]

us   /red/ -dd-
(of) the color of fresh blood: red gloves [U] She wore red. [C] These reds don’t match.
physics Red is also the color of light with the longest waves that humans can see.

Rednoun [C]

world history a communist (= a person who believes in shared ownership of property and control of the methods of production)
(Definition of red from the Cambridge Academic Content Dictionary © Cambridge University Press)

"red" in British English

See all translations


uk   /red/ us   /red/ redder, reddest
A1 of the colour of fresh blood: red lipstick The dress was bright red.
A2 used to describe hair that is an orange-brown colour
go/turn (bright) red
B2 If you go/turn red, your face becomes red because you are angry or embarrassed: Look, you've embarrassed him - he's gone bright red!
If your eyes are red, the white part of your eyes and the skin around your eyes is red, because of crying, tiredness, too much alcohol, etc.

expend iconexpend iconMore examples

noun [U] uk   /ˈred.nəs/ us   /ˈred.nəs/
Her scar healed, but the redness remained for a long time.

rednoun [C or U]

uk   /red/ us   /red/

Rednoun [C]

uk   /red/ us   /red/ mainly disapproving
(Definition of red from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

"red" in Business English

See all translations


uk   /red/ us  
in the red
FINANCE a company or organization that is in the red has lost money in a particular period: Currently the group is in the red by $1.7 million.
STOCK MARKET shares that are in the red have fallen in value: Almost all stocks on the FTSE 250 were in the red and the index finished 426.8 points lower.
BANKING a bank account that is in the red has an amount that is less than zero: Increasing numbers of people are finding their bank balances in the red once they've paid their monthly bills.
into the red
FINANCE, BANKING into a situation where you are losing money after making a profit: go/fall/slide into the red Many technology firms have fallen deep into the red after a collapse in revenues from the telecoms industry.
STOCK MARKET if a stock market goes into the red, it falls to a value that is below the one at which it started: go/fall/slide into the red Stock markets slid into the red by late morning.
(Definition of red from the Cambridge Business English Dictionary © Cambridge University Press)
What is the pronunciation of red?
Add Cambridge dictionaries to your browser to your website

“red” in Business English

Watching the detectorists
Watching the detectorists
by ,
May 31, 2016
by Colin McIntosh You could be forgiven for thinking that old-fashioned hobbies that don’t involve computers have fallen out of favour. In fact, nothing could be further from the truth. If anything, the internet has made it easier for people with specialist hobbies from different corners of the world to come together to support one another

Read More 

Word of the Day


to decay naturally and in a way that is not harmful

Word of the Day

decision fatigue noun
decision fatigue noun
May 30, 2016
a decreased ability to make decisions as a result of having too many decisions to make Our brains have a finite number of decisions they can make before they get depleted and become less discerning – so this is called decision fatigue.

Read More