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English definition of “knock sth out”

knock sth out

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

(PRODUCE)

informal to produce something quickly without spending time thinking about the details: I've knocked out a first draft of the report that we can amend at a later date.
See also

(DESTROY)

If something such as a piece of equipment is knocked out by something else, it stops working or is damaged or destroyed: The surge in the power supply knocked out all the computers. Enemy aircraft have knocked out 25 tanks.
(Definition of knock sth out from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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