knock sb out Definition in British English Dictionary
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Definition of "knock sb out" - British English Dictionary

See all translations

knock sb out

phrasal verb with knock uk   /nɒk/  us   /nɑːk/ verb

(MAKE UNCONSCIOUS)

B2 to hit someone so that they become unconscious: His opponent knocked him out with one punch.
See also

(MAKE SLEEP)

If a drug or alcohol knocks you out, it makes you go to sleep: The sleeping tablets knocked him out for 18 hours.

(DEFEAT)

B2 to defeat a person or a team in a competition so that they can no longer take part in it: The champion was unexpectedly knocked out (of the tournament) in the first round.

(IMPRESS)

old-fashioned slang to cause enjoyment or admiration in someone: We were all really knocked out by the film.
(Definition of knock sb out from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of knock sb out?
Add Cambridge dictionaries to your browser to your website

“knock sb out” in English

    Definitions of “knock sb out” in other dictionaries

    Word of the Day
    stretch the truth

    to say something that is not completely honest in order to make someone or something seem better than it really is

    Word of the Day

    July 4th, Bastille Day, and the language of revolution.
    July 4th, Bastille Day, and the language of revolution.
    by Liz Walter,
    July 01, 2015
    With the USA’s Independence Day on the 4th and France’s Bastille Day on the 14th, July certainly has a revolutionary theme, so this blog looks at words and phrases we use to talk about the dramatic and nation-changing events that these days celebrate. In particular, it focuses on one of the most

    Read More 

    generation pause noun
    generation pause noun
    July 06, 2015
    informal young adults who are not able to do things previously typical for their age group such as buy a home or start a family because of lack of money Meanwhile, a new study released last week revealed a quarter of Brits believe they’ll never own a property, leading them to be

    Read More