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English definition of “it's not rocket science”

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it's not rocket science

( also it doesn't take a rocket scientist) humorous
used to say that you do not think that something is very difficult to do or to understand: Come on, it's only a crossword, it's not rocket science. Drugs equals crime. It doesn't take a rocket scientist to figure that one out.
Translations of “it's not rocket science”
in Chinese (Traditional) 並不太難, 並非特別複雜…
in Chinese (Simplified) 并不太难, 并非特别复杂…
(Definition of it's not rocket science from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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