Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “black out”

See all translations

black out

informal phrasal verb with black
 
 
/blæk/ verb
to suddenly become unconsciousLosing consciousness
Translations of “black out”
in Chinese (Traditional) 暫時失去知覺,昏厥…
in Russian потерять сознание…
in Turkish aniden bayılmak, kendinden geçmek…
in Chinese (Simplified) 暂时失去知觉,昏厥…
in Polish stracić przytomność…
(Definition of black out from the Cambridge Learners Dictionary © Cambridge University Press)
Add Cambridge dictionaries to your browser to your website

Definitions of “black out” in other dictionaries

Word of the Day

bad/hard/tough luck

said to express sympathy with someone when something bad has happened to them

Word of the Day

Think long and hard; the language of decisions

by Liz Walter,
January 28, 2015
One of the best ways (perhaps the best way) to improve your English is to learn how words go together in phrases, idioms, or other patterns such as verb/noun or adjective/noun pairs (often called ‘collocations’). This blog looks at some useful phrases and collocations connected with the subject of decisions, something we

Read More 

micro pig noun

January 26, 2015
an extremely small pig, bred to be a pet Micro pigs have become popular pets recently, with famous owners including Victoria Beckham, Paris Hilton and Olympic diver, Tom Daley.

Read More