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known known. In DICTIOUS you will not only get to know all the dictionary meanings for the word
known known, but we will also tell you about its etymology, its characteristics and you will know how to say
known known in singular and plural. Everything you need to know about the word
known known you have here. The definition of the word
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known known, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Etymology
Popularized by Donald Rumsfeld in 2002, though used much earlier.
Noun
known known (plural known knowns)
- Certainties of known magnitude, consequence, structure, and probability characteristics; something that we know that we know.